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14 Karat Yellow Gold Diamond-Set Australian Boulder Opal Pendant
14 Karat Yellow Gold Diamond-Set Australian Boulder Opal Pendant

14 Karat Yellow Gold Diamond-Set Australian Boulder Opal Pendant

Located in Palm Desert, CA

This stunning pendant features a majestic black opal set in a freeform diamond-shaped bezel, elegantly framed by intricate gold swirls. The combination of marquise and round diamonds...

Category

Vintage 1970s American Retro Pendant Necklaces

Materials

Diamond, Opal, 14k Gold, Yellow Gold, Gold

FINE 3.57ct Australian Coober Pedy Opal Diamond 18k Yellow Gold Pendant Necklace
FINE 3.57ct Australian Coober Pedy Opal Diamond 18k Yellow Gold Pendant Necklace

FINE 3.57ct Australian Coober Pedy Opal Diamond 18k Yellow Gold Pendant Necklace

By Gems and Jewels UK

Located in Birmingham, GB

Fine Natural Australian Coober Pedy Opal & Diamond 18k Yellow Gold Pendant Necklace. 3.57ct total. 3.22 Carat opal with beautiful play of colour, lots of colour flashes under direct...

Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, Opal, Fire Opal, Gold, 18k Gold, Yellow Gold

Australian Boulder Opal Pendant in Sterling Silver with 18k Gold Accents
Australian Boulder Opal Pendant in Sterling Silver with 18k Gold Accents

Australian Boulder Opal Pendant in Sterling Silver with 18k Gold Accents

Located in Berlin, BE

A striking pendant featuring a natural Boulder Opal from Queensland, Australia. Set in solid 925 sterling silver with refined 18k yellow gold accents.

Category

21st Century and Contemporary European Aesthetic Movement Pendant Necklaces

Materials

Opal, 18k Gold, Sterling Silver

Fountain of life Large Boulder Opal Silver necklace fine quality australian gem
Fountain of life Large Boulder Opal Silver necklace fine quality australian gem

Fountain of life Large Boulder Opal Silver necklace fine quality australian gem

Located in Berlin, DE

Large silver pendant with natural fine quality Boulder Opal gemstone origin - Australia gem size is 0.87 x 1.10 in / 22 x 28 mm stone weight - 32 carats pendant length - 1.54 in / 39...

Category

2010s German Artisan Chain Necklaces

Materials

Opal, Silver

Ivy Collection 14K Yellow Gold Opal Ring by Alexey Gabilo, Australia
Ivy Collection 14K Yellow Gold Opal Ring by Alexey Gabilo, Australia

Ivy Collection 14K Yellow Gold Opal Ring by Alexey Gabilo, Australia

By Alexey Gabilo

Located in Berlin, DE

At its center lies a stunning natural «Crystal Pipe» Opal, sourced from the deep mines of Australia. With dimensions of 0.16 x 0.22 x 0.87 inches (4 x 5.5 x 22 mm), the Opal adds a m...

Category

2010s German Artisan Cocktail Rings

Materials

Crystal, Opal, Yellow Gold, 14k Gold, Gold

11.32 Carat Australian Boulder Opal Diamond Sunburst 18k White Gold Ring
11.32 Carat Australian Boulder Opal Diamond Sunburst 18k White Gold Ring

11.32 Carat Australian Boulder Opal Diamond Sunburst 18k White Gold Ring

Located in Beverly Hills, CA

A superb platinum ring featuring a very fine Australian boulder opal. It weighs an impressive 11.32 carats and has excellent play-of-color as flashes of various shades of blue and gr...

Category

21st Century and Contemporary American Fashion Rings

Materials

Diamond, Opal, 18k Gold, White Gold

Big Opal Silver Ring gift Triangle Multicolor Neon Sea Green Natural Australian
Big Opal Silver Ring gift Triangle Multicolor Neon Sea Green Natural Australian

Big Opal Silver Ring gift Triangle Multicolor Neon Sea Green Natural Australian

Located in Berlin, DE

Large matte finish 925 solid sterling silver ring with natural Boulder Opal opal origin - Australia ring weight - 11.5 grams ring size - 10 1/4 US / 62.5 EU opal measurements - 0.28...

Category

2010s German Artisan Cocktail Rings

Materials

Opal, Silver

Black Opal Ring in Sterling Silver – Australia – Size 7.75 US gift special HSP
Black Opal Ring in Sterling Silver – Australia – Size 7.75 US gift special HSP

Black Opal Ring in Sterling Silver – Australia – Size 7.75 US gift special HSP

Located in Berlin, DE

A quietly powerful piece featuring a natural black opal sourced from Australia, set in solid 925 sterling silver.

Category

2010s German Artisan Solitaire Rings

Materials

Opal, Black Opal, Silver, Sterling Silver

Australian Boulder Opal and Diamonds Pendant Necklace N3848
Australian Boulder Opal and Diamonds Pendant Necklace N3848

Australian Boulder Opal and Diamonds Pendant Necklace N3848

By Paradizia

Located in Laguna Beach, CA

Item # N3848 Materials and Weight Australian Boulder opal and pave diamonds 71cts, 32x37mm Rhodium sterling silver 14k white gold link necklace Dimensions Length 17 inches.

Category

21st Century and Contemporary American Contemporary Chain Necklaces

Materials

14k Gold, White Gold, Rhodium, Sterling Silver

14 Karat White Gold Ladies Australian Black Opal and Diamond Cocktail Ring
14 Karat White Gold Ladies Australian Black Opal and Diamond Cocktail Ring

14 Karat White Gold Ladies Australian Black Opal and Diamond Cocktail Ring

Located in Laguna Beach, CA

This Is A 14k White Gold Ladies Australian Black Opal And Diamond Ring. The Main Stone Is A Solid 17 X 10 Millimeter Oval Opal.

Category

21st Century and Contemporary Unknown Cocktail Rings

Materials

Diamond, Opal, 14k Gold, White Gold

Large Solid Gold GIA Pear Australian Black Opal Emerald & Diamond Statement Ring
Large Solid Gold GIA Pear Australian Black Opal Emerald & Diamond Statement Ring

Large Solid Gold GIA Pear Australian Black Opal Emerald & Diamond Statement Ring

Located in Montclair, NJ

Comes with original GIA certification for the opal. Stock Number: MK-640726136 --Certification Details:-- Laboratory: GIA Report Number: 2245073632 Shape: Pear Cutting Style: Double...

Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Emerald, Black Opal, Gold, White Gold, Yellow Gold

Unique 1960s Australian Mintabie Black Opal Natural Pearl Diamond Gold Brooch
Unique 1960s Australian Mintabie Black Opal Natural Pearl Diamond Gold Brooch

Unique 1960s Australian Mintabie Black Opal Natural Pearl Diamond Gold Brooch

Located in Miami Beach, FL

It measures approximately 4.5" in length by 3" width. Mintabie Opal comes from the town of Mintabie which is located approximately 270km north west of Coober Pedy, in South Austral...

Category

Vintage 1960s Unknown Brooches

Materials

Diamond, Opal, Natural Pearl, 18k Gold, Gold

Faye Kim Lightning Ridge Australian Black Opal Hinged Ring in 18 Karat Gold
Faye Kim Lightning Ridge Australian Black Opal Hinged Ring in 18 Karat Gold

Faye Kim Lightning Ridge Australian Black Opal Hinged Ring in 18 Karat Gold

By Faye Kim

Located in Darien, CT

A striking celebration of color and craftsmanship, Faye Kim's 18 Karat Black Opal Hinged Ring centers a vivid black opal whose shifting flashes of light create an alluring, ever-chan...

Category

2010s American Contemporary Solitaire Rings

Materials

Opal, Black Opal, 18k Gold

Golden Hill Turquoise & Australian Boulder Opal 18 Karat Gold Dangle Earrings
Golden Hill Turquoise & Australian Boulder Opal 18 Karat Gold Dangle Earrings

Golden Hill Turquoise & Australian Boulder Opal 18 Karat Gold Dangle Earrings

By Vicki Orr Designs

Located in Naples, FL

Golden Hill Turquoise from Kazakhstan and Australian Boulder Opal 18k yellow gold dangle earrings.

Category

2010s American Contemporary Dangle Earrings

Materials

Multi-gemstone, Opal, Turquoise, Turquoise Matrix, Gold, 18k Gold, Yello...

Yellow Gold Australian Black Opal Triplet Dia Vintage Halo Brooch 14k .45ctw Pin
Yellow Gold Australian Black Opal Triplet Dia Vintage Halo Brooch 14k .45ctw Pin

Yellow Gold Australian Black Opal Triplet Dia Vintage Halo Brooch 14k .45ctw Pin

Located in Greensboro, NC

Era: Vintage Metal Content: 14k Yellow Gold & 14k White Gold Stone Information Australian Black Opal Triplet Natural Diamonds Carat(s): .45ctw Cut: Single Color: F - G Clarity: V...

Category

21st Century and Contemporary Brooches

Materials

Opal, Black Opal, 14k Gold, White Gold, Yellow Gold

Vintage 18K Gold & Palladium AGL Australian Black Opal Diamond Cocktail Ring
Vintage 18K Gold & Palladium AGL Australian Black Opal Diamond Cocktail Ring

Vintage 18K Gold & Palladium AGL Australian Black Opal Diamond Cocktail Ring

Located in Houston, TX

Prong Set in Palladium with: One (1) natural, oval-shaped, cabochon cut black opal: Species: Natural Opal Variety: Natural Black Opal Geographic Origin: Australia Measurements: 12....

Category

Late 20th Century Unknown Cocktail Rings

Materials

Diamond, Opal, Gold, 18k Gold, Yellow Gold, Palladium

Australian Lightning Ridge Oval Opal 18 Karat White Gold Bypass Ring
Australian Lightning Ridge Oval Opal 18 Karat White Gold Bypass Ring

Australian Lightning Ridge Oval Opal 18 Karat White Gold Bypass Ring

Located in Houston, TX

This exquisite bypass ring features two captivating oval Opals weighing 1.37 carat total weight, elegantly complemented by princess cut diamonds totaling 0.37 carat total weight. Set...

Category

21st Century and Contemporary American Fashion Rings

Materials

Opal, Gold, 18k Gold, White Gold

Faye Kim 18 Karat Gold Diamond Halo Lightning Ridge Australian Black Opal Ring
Faye Kim 18 Karat Gold Diamond Halo Lightning Ridge Australian Black Opal Ring

Faye Kim 18 Karat Gold Diamond Halo Lightning Ridge Australian Black Opal Ring

By Faye Kim

Located in Darien, CT

Faye Kim's striking 18 Karat Gold Diamond Halo Lightning Ridge Australian Black Opal Ring marries classic and modern style.

Category

2010s American Contemporary Cocktail Rings

Materials

Diamond, Opal, Black Opal, Gold, 18k Gold

Australian Boulder Opal, Turquoise, Silver and 18 Karat Gold Dangle Earrings
Australian Boulder Opal, Turquoise, Silver and 18 Karat Gold Dangle Earrings

Australian Boulder Opal, Turquoise, Silver and 18 Karat Gold Dangle Earrings

By Vicki Orr Designs

Located in Naples, FL

Stunning Australian Boulder Opal and Carico Lake turquoise (from the closed mine in Nevada, USA) set in hand-fabricated, oxidized sterling silver with 18k yellow gold accent prongs a...

Category

2010s American Contemporary Dangle Earrings

Materials

Opal, Turquoise, Multi-gemstone, Turquoise Matrix, 18k Gold, Sterling Si...

Three Stone Marquise Australian Solid Opal Stud Earrings 18K Yellow Gold
Three Stone Marquise Australian Solid Opal Stud Earrings 18K Yellow Gold

Three Stone Marquise Australian Solid Opal Stud Earrings 18K Yellow Gold

Located in Suwanee, GA

Three Stone Marquise Australian Solid Opal Stud Earrings 18K Yellow Gold.

Category

2010s American Arts and Crafts Stud Earrings

Materials

Opal, 18k Gold, Yellow Gold, Gold

Australian White Opal Turquoise Ruby Emerald Gold Egyptian-Style Carving Pendant
Australian White Opal Turquoise Ruby Emerald Gold Egyptian-Style Carving Pendant

Australian White Opal Turquoise Ruby Emerald Gold Egyptian-Style Carving Pendant

Located in Beverly Hills, CA

A special piece of art made of a natural piece of Australian white opal. It is hand carved depicting an Ancient Egyptian couple with strong detail and realism.

Category

21st Century and Contemporary American Brooches

Materials

Emerald, Opal, Ruby, Turquoise, Gold, 18k Gold, Yellow Gold

Exceptional 11.95 Carat Australian Black Opal Diamond Platinum Ring
Exceptional 11.95 Carat Australian Black Opal Diamond Platinum Ring

Exceptional 11.95 Carat Australian Black Opal Diamond Platinum Ring

Located in Los Angeles, CA

DeKara Design Collection Metal- 90% Platinum, 21.20 Grams. Stones- Oval Australian Black Opal 11.95 Carats, 18 Round F-G Color VS1 Clarity Diamonds 2.00 Carats.

Category

2010s Cocktail Rings

Doublet Opal Yellow Gold Bracelet Deep Blue Natural Australian Gem Mermaid Style
Doublet Opal Yellow Gold Bracelet Deep Blue Natural Australian Gem Mermaid Style

Doublet Opal Yellow Gold Bracelet Deep Blue Natural Australian Gem Mermaid Style

Located in Berlin, DE

14K yellow gold bracelet with natural Doublet Opal opal origin - Australia stone measurements - 0.12 x 0.35 x 0.59 in / 3 x 9 x 15 mm stone weight - 2.90 carats bracelet weight ...

Category

2010s Hong Kong Artisan Modern Bracelets

Materials

Opal, Gold, 14k Gold, Yellow Gold

Antique Art Deco 1930s 10.00 Carat Australian Black Opal Brooch with Diamonds
Antique Art Deco 1930s 10.00 Carat Australian Black Opal Brooch with Diamonds

Antique Art Deco 1930s 10.00 Carat Australian Black Opal Brooch with Diamonds

Located in New York, NY

Finely crafted in platinum with an Australian Black Opal at the center weighing approximately 10.00 carats and Old European cut Diamonds weighing a total of approximately 4.00 carats.

Category

Vintage 1930s Art Deco Brooches

Materials

Diamond, Black Opal, Platinum

18K Yellow Gold Engagement Ring featuring an Oval Australian Solid Opal
18K Yellow Gold Engagement Ring featuring an Oval Australian Solid Opal

18K Yellow Gold Engagement Ring featuring an Oval Australian Solid Opal

Located in Suwanee, GA

18K Yellow Gold Engagement Ring featuring an Oval Australian Solid Opal. Free Domestic USPS First Class Shipping! 

Category

2010s American Arts and Crafts Engagement Rings

Materials

Opal, 18k Gold, Yellow Gold, Gold

Australian Boulder Opal & Pearl Pendant + Diamond with 19" Mixed Gemstone Chain
Australian Boulder Opal & Pearl Pendant + Diamond with 19" Mixed Gemstone Chain

Australian Boulder Opal & Pearl Pendant + Diamond with 19" Mixed Gemstone Chain

By Eytan Brandes

Located in Sherman Oaks, CA

This one-of-a-kind pendant by Eytan Brandes features two incredible gemstones from Australia. The opal is from our good friends at Broken River Mining, a family-run operation with t...

Category

2010s American Contemporary Pendant Necklaces

Materials

Aquamarine, Diamond, White Diamond, Opal, Pearl, Cultured Pearl, South S...

2.28 Carat Australian Black Opal, Diamond Halo Cocktail Ring in 18k White Gold
2.28 Carat Australian Black Opal, Diamond Halo Cocktail Ring in 18k White Gold

2.28 Carat Australian Black Opal, Diamond Halo Cocktail Ring in 18k White Gold

By Sarosi By Timeless Gems

Located in Los Angeles, CA

This stunning 18k white gold cocktail ring features a gorgeous 2.28 carat oval black opal from the Mintabie Mine in Australia. The opal exhibits vivid play-of-color with striking ora...

Category

21st Century and Contemporary North American Artisan Cocktail Rings

Materials

Diamond, Opal, Black Opal, White Diamond, Gold, 18k Gold, White Gold

One-of-a-Kind 11.7 CTW Australian Boulder Opal Diamond Platinum Pendant Necklace
One-of-a-Kind 11.7 CTW Australian Boulder Opal Diamond Platinum Pendant Necklace

One-of-a-Kind 11.7 CTW Australian Boulder Opal Diamond Platinum Pendant Necklace

By Meghna Jewels

Located in Hoffman Estate, IL

This extraordinary one-of-a-kind platinum pendant necklace showcases a mesmerizing 11.37 carat natural Australian boulder opal displaying exceptional play-of-color with vivid flashes...

Category

21st Century and Contemporary Unknown Contemporary Pendant Necklaces

Materials

Diamond, Opal, Platinum

14K Yellow Gold Double Halo Diamond 2.65 Carat Oval Australian Black Opal Ring
14K Yellow Gold Double Halo Diamond 2.65 Carat Oval Australian Black Opal Ring

14K Yellow Gold Double Halo Diamond 2.65 Carat Oval Australian Black Opal Ring

Located in Los Angeles, CA

Featuring a DeKara Design Classic 14K yellow Gold Princess Diana Style Halo Diamond Australian Black Opal Engagement Ring. The center stone is an amazing elongated oval shaped Austr...

Category

21st Century and Contemporary American Art Deco Engagement Rings

Materials

Diamond, Opal, Black Opal, 14k Gold, Yellow Gold

18K White Gold AGL Australian Multi Colored Black Opal Diamond Cocktail Ring
18K White Gold AGL Australian Multi Colored Black Opal Diamond Cocktail Ring

18K White Gold AGL Australian Multi Colored Black Opal Diamond Cocktail Ring

Located in Houston, TX

Bezel Set in 18 Karat White Gold with: One (1) natural, oval-shaped, cabochon cut black opal: Species: Natural Opal Variety: Natural Black Opal Geographic Origin: Australia Measure...

Category

21st Century and Contemporary Unknown Cocktail Rings

Materials

Diamond, Opal, Gold, 18k Gold, White Gold

Australian Black Opal Doublet and Diamond Dangle Earrings in 14k Yellow Gold
Australian Black Opal Doublet and Diamond Dangle Earrings in 14k Yellow Gold

Australian Black Opal Doublet and Diamond Dangle Earrings in 14k Yellow Gold

By Sarosi By Timeless Gems

Located in Los Angeles, CA

These elegant dangle earrings feature beautiful opals and round diamonds set in 14k yellow gold. The opals are lovely freeform shapes with stunning blue and green play-of-color that ...

Category

21st Century and Contemporary North American Artisan Dangle Earrings

Materials

Diamond, Opal, Gold, 14k Gold, Yellow Gold

Large Australian Lightning Ridge Black Opal and Diamond Ring in 18k White Gold
Large Australian Lightning Ridge Black Opal and Diamond Ring in 18k White Gold

Large Australian Lightning Ridge Black Opal and Diamond Ring in 18k White Gold

Located in Honolulu, HI

Item Specifications: Metal: 18K White Gold Style: Opal and Diamond Ring Total Weight: 23.90 Grams Gemstone Specifications: Center Gemstone: Australian Lightning Ridge Black Opa...

Category

Late 20th Century Unknown Modern Cocktail Rings

Materials

Diamond, Opal, Black Opal, 18k Gold, White Gold

Mid-20th Century Fine Australian Gray Opal Diamond Gold Cocktail Statement Ring
Mid-20th Century Fine Australian Gray Opal Diamond Gold Cocktail Statement Ring

Mid-20th Century Fine Australian Gray Opal Diamond Gold Cocktail Statement Ring

Located in Miami Beach, FL

Brillant Australian 12 carat plus gray opal with beautiful flashes of colors in shades of reds, greens, blues and yellows.

Category

Mid-20th Century Cocktail Rings

Materials

Diamond, Opal, 18k Gold, Gold

Art Deco 3.87 Ct Australian Black Blue Green Opal Diamond Platinum ring
Art Deco 3.87 Ct Australian Black Blue Green Opal Diamond Platinum ring

Art Deco 3.87 Ct Australian Black Blue Green Opal Diamond Platinum ring

Located in Napoli, IT

Hand crafted of solid Platinum as unique at the highest standards The real star is the centre solid Black Opal with Green and Blue flashes on a dark body, Australian origin, 3.87 Ct ...

Category

Vintage 1930s European Retro Solitaire Rings

Materials

Diamond, Black Opal, Platinum

1.50ct Large Australian white opal antique engagement ring in 18ct yellow gold
1.50ct Large Australian white opal antique engagement ring in 18ct yellow gold

1.50ct Large Australian white opal antique engagement ring in 18ct yellow gold

Located in London, GB

1.50ct Large Australian white opal antique engagement ring in 18ct yellow gold 1.50ct Opal antique engagement ring in 18ct yellow gold.

Category

21st Century and Contemporary British Art Deco Solitaire Rings

Materials

Opal, 18k Gold, Yellow Gold

Antique 10k Yellow Gold GIA 3.40ct Australian Black Opal Bezel Solitaire Ring
Antique 10k Yellow Gold GIA 3.40ct Australian Black Opal Bezel Solitaire Ring

Antique 10k Yellow Gold GIA 3.40ct Australian Black Opal Bezel Solitaire Ring

Located in Montclair, NJ

--Stone(s):-- (1) Natural Genuine Opal - Oval Cabochon Cut - Bezel Set - Black Color w/Strong Play of Blue & Slightly Green - 3.40ct (approx. based on the certification measurements)...

Category

Antique 19th Century Solitaire Rings

Materials

Opal, Gold, 10k Gold, Yellow Gold

One-of-a-Kind 9.29 Carat Australian Boulder Opal Diamond Gold Platinum Ring
One-of-a-Kind 9.29 Carat Australian Boulder Opal Diamond Gold Platinum Ring

One-of-a-Kind 9.29 Carat Australian Boulder Opal Diamond Gold Platinum Ring

By Meghna Jewels

Located in Hoffman Estate, IL

The opal’s vivid flashes shift beautifully with movement, revealing layered tones of cobalt blue, turquoise, and luminous green — qualities highly prized in fine Australian boulder o...

Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Diamond, Opal, Platinum, Gold, 18k Gold

Crystal Opal Ring Patinated Silver Gold Ivy Neon Green Australian Stone Unisex
Crystal Opal Ring Patinated Silver Gold Ivy Neon Green Australian Stone Unisex

Crystal Opal Ring Patinated Silver Gold Ivy Neon Green Australian Stone Unisex

By Alexey Gabilo

Located in Berlin, DE

Patinated gold-plated silver ring with natural Crystal Opal opal origin - Australia stone weight - 4.8 carats ring weight - 12.65 grams ring size - 7.75 US stone measurements - 0.51...

Category

2010s French Aesthetic Movement Fashion Rings

Materials

Opal, Gold Plate, Silver, Sterling Silver

Opal Silver Ivy Ring Natural Australian Gem Boulder Gem Bicolor Blue Pink Unisex
Opal Silver Ivy Ring Natural Australian Gem Boulder Gem Bicolor Blue Pink Unisex

Opal Silver Ivy Ring Natural Australian Gem Boulder Gem Bicolor Blue Pink Unisex

Located in Berlin, DE

Patinated gold-plated silver ring with natural Boulder Opal opal origin - Australia stone measurements - 0.47 х 0.71 in / 12 х 18 mm stone weight - 6.90 carats ring weight - 5.35 gra...

Category

2010s French Art Nouveau Fashion Rings

Materials

Opal, Silver, Sterling Silver

One-of-a-Kind 7.59 CTW Australian Boulder Opal Diamond Platinum Pendant Necklace
One-of-a-Kind 7.59 CTW Australian Boulder Opal Diamond Platinum Pendant Necklace

One-of-a-Kind 7.59 CTW Australian Boulder Opal Diamond Platinum Pendant Necklace

By Meghna Jewels

Located in Hoffman Estate, IL

This vibrant platinum pendant necklace centers a mesmerizing 7.59 carat natural Australian boulder opal displaying exceptional play-of-color with vivid electric blues, luminous green...

Category

21st Century and Contemporary Unknown Contemporary Pendant Necklaces

Materials

Diamond, Opal, Emerald, Ruby, Blue Sapphire, Platinum

19 Carat Australian Black Boulder Opal Gold Vintage Pendant Necklace
19 Carat Australian Black Boulder Opal Gold Vintage Pendant Necklace

19 Carat Australian Black Boulder Opal Gold Vintage Pendant Necklace

Located in Montreal, QC

Elegant Finely detailed Australian Black Boulder Opal Gold Necklace Featuring a securely Hand set 19 Carat Australian Black Opal.

Category

Late 20th Century Modernist Pendant Necklaces

Materials

Gold, 14k Gold, 18k Gold, White Gold

72.25 Carat Australian Boulder Opal Platinum & 18k Y Gold Ship-at-Sea Brooch
72.25 Carat Australian Boulder Opal Platinum & 18k Y Gold Ship-at-Sea Brooch

72.25 Carat Australian Boulder Opal Platinum & 18k Y Gold Ship-at-Sea Brooch

Located in Beverly Hills, CA

Picture a majestic brooch, a symphony of iridescence and elegance, crowned by a mesmerizing 72.25 carat boulder opal at its heart! This opal, like a miniature landscape of a ship at ...

Category

21st Century and Contemporary Brooches

Materials

Diamond, Opal, 18k Gold, Yellow Gold, Platinum

Heart-Shape Solid Australian Crystal Opal Bezel Set Necklace 14K Rose Gold R4139
Heart-Shape Solid Australian Crystal Opal Bezel Set Necklace 14K Rose Gold R4139

Heart-Shape Solid Australian Crystal Opal Bezel Set Necklace 14K Rose Gold R4139

By Aurora Designer

Located in Osprey, FL

♥ Heart-shape Solid Australian Crystal Opal Bezel Set Necklace 14K Rose Gold Pendant ♥ Solid 14k rose gold pendant set with a beautiful -shaped ♥ Gorgeous color!

Category

21st Century and Contemporary American Pendant Necklaces

Materials

Crystal, Opal, 9k Gold, Rose Gold

14 Karat Black Rhodium and Rose Gold Australian Black Opal and Emerald Ring
14 Karat Black Rhodium and Rose Gold Australian Black Opal and Emerald Ring

14 Karat Black Rhodium and Rose Gold Australian Black Opal and Emerald Ring

By Nazarelle

Located in Houston, TX

This ring is made with 14 karat rose gold and 14 karat white gold that has a black rhodium finish and features a 4.30ct Australian black opal with a mixture of colors like blue, gree...

Category

2010s American Modern Cocktail Rings

Materials

Opal, Emerald, 14k Gold, Gold, Rose Gold, Rhodium

Australian Lightning Ridge Oval Blue Opal and Diamond 18 Karat White Gold Ring
Australian Lightning Ridge Oval Blue Opal and Diamond 18 Karat White Gold Ring

Australian Lightning Ridge Oval Blue Opal and Diamond 18 Karat White Gold Ring

Located in Houston, TX

This exquisite ring features a mesmerizing 0.57ct oval blue opal paired with sparkling round diamonds totaling 0.43ctw, all elegantly set in luxurious 18 karat white gold. Perfect fo...

Category

21st Century and Contemporary American Fashion Rings

Materials

Diamond, Opal, Gold, 18k Gold, White Gold

BUNDA 'Hollywood' Opal Pendant, 2.41ct Opal, 0.09ct Diamonds, 18k gold
BUNDA 'Hollywood' Opal Pendant, 2.41ct Opal, 0.09ct Diamonds, 18k gold

BUNDA 'Hollywood' Opal Pendant, 2.41ct Opal, 0.09ct Diamonds, 18k gold

By Ben Bunda

Located in SYDNEY, AU

A BUNDA 'Hollywood' pendant in 18ct yellow and white gold, featuring a Boulder Opal, bezel set and fitted below a circle of threadset round brilliant cut diamonds.  Weight of Boulde...

Category

2010s Australian Necklace Enhancers

Materials

Diamond, Opal, 18k Gold

Australian Boulder Opal Diamond Yellow Gold One-of-a-Kind Ring, Just Jules 2025
Australian Boulder Opal Diamond Yellow Gold One-of-a-Kind Ring, Just Jules 2025

Australian Boulder Opal Diamond Yellow Gold One-of-a-Kind Ring, Just Jules 2025

By Julie Romanenko

Located in Dallas, TX

This stunning ring by designer Just Jules showcases a magnificent pear-shaped Australian boulder opal ablaze with vibrant flashes of electric blue, green, and violet - reminiscent of...

Category

21st Century and Contemporary American Art Deco Cocktail Rings

Materials

Diamond, Multi-gemstone, Opal, Gold, 14k Gold, Yellow Gold

BUNDA 24.21ct Boulder Opal in silver
BUNDA 24.21ct Boulder Opal in silver

BUNDA 24.21ct Boulder Opal in silver

By Ben Bunda

Located in SYDNEY, AU

A BUNDA 'Couture' Boulder Opal pendant in sterling silver, featuring an Australian boulder opal, predominately blue, red and brown in colour.

Category

2010s Australian Necklace Enhancers

Materials

Opal, Silver

Platinum Rutilated Quartz White Diamond Yellow + White Gold Ring, Pamela Froman
Platinum Rutilated Quartz White Diamond Yellow + White Gold Ring, Pamela Froman

Platinum Rutilated Quartz White Diamond Yellow + White Gold Ring, Pamela Froman

By Pamela Froman

Located in Dallas, TX

From her current studio in Los Angeles, Pamela continues to evolve her line while keeping true to the handmade, exceptional quality that has defined her image. Semi Black Australian ...

Category

2010s American Contemporary Cocktail Rings

Materials

Diamond, White Diamond, Multi-gemstone, Quartz, Other, Gold, 18k Gold, Y...

Round 10k Gold Pin With Australian Fire Opal Accent circa Mid-Century
Round 10k Gold Pin With Australian Fire Opal Accent circa Mid-Century

Round 10k Gold Pin With Australian Fire Opal Accent circa Mid-Century

Located in Scottsdale, AZ

Round 10k Gold Pin with Australian Fire Opal Accent from the Mid-Century era is a stunning example of vintage jewelry craftsmanship.

Category

Mid-20th Century Brooches

One of a Kind 122.75 Carat Australian Boulder Opal and Diamond Platinum Necklace
One of a Kind 122.75 Carat Australian Boulder Opal and Diamond Platinum Necklace

One of a Kind 122.75 Carat Australian Boulder Opal and Diamond Platinum Necklace

By DeKaraDesign

Located in Los Angeles, CA

DeKara Design Collection Metal- 90% Platinum, 85% Platinum (Necklace) 74.50 Grams. Stones- Australian Boulder Opal 122.75 Carats, 10 Diamonds F-G Color VS2-SI1 Clarity 0.47 Carats.

Category

2010s Drop Necklaces

Materials

Platinum

Blue Boulder Opal ring Avatar Unisex natural opal ring Genuine opal jewelry
Blue Boulder Opal ring Avatar Unisex natural opal ring Genuine opal jewelry

Blue Boulder Opal ring Avatar Unisex natural opal ring Genuine opal jewelry

Located in Berlin, DE

Amazing silver ring with natural blue and green Boulder Opal Opal origin - Queensland, Australia weight of the opal - 7.10 carat weight of the ring - 12.47 grams opal - 0.24 х 0.47 x...

Category

2010s German Artisan Cocktail Rings

Materials

Opal, Silver

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Australian Opal For Sale on 1stDibs

Find the exact australian opal you’re shopping for in the variety available on 1stDibs. Every item for sale was constructed with extraordinary care, often using Gold, 18k Gold and Yellow Gold. Find an antique version now, or shop for 153 vintage or 537 modern creation for a more contemporary example of these cherished accessories. Finding the perfect australian opal may mean sifting through those created during different time periods — you can find an early version that dates to the 19th Century and a newer variation that were made as recently as the 21st Century. For this particular accessory, there are many different carat weights to choose from, but .5 Carat and 1 Carat versions are of considerable interest. There have been many well-made iterations of the classic australian opal over the years, but those made by Renata Bernard, Laura Dalben and SCALA GIOIELLI are often thought to be among the most beautiful. A cabochon version of this piece has appeal, but there are also oval cut and mixed cut versions for sale. If you’re browsing our inventory for a australian opal, you’ll find that many are available today for women, but there are still pieces to choose from for unisex and men.

How Much is an Australian Opal?

On average, a australian opal at 1stDibs sells for $5,319, while they’re typically $312 on the low end and $340,949 for the highest priced versions of this item.

The Legacy of Opal in Jewelry Design

Opals were discovered in 400 BC, and since then five types have been found throughout the world. Before you start shopping for mysteriously beautiful vintage opal rings and other opal jewelry, learn about the different varieties of the gem — and find out which historical figure was reportedly willing to trade his kingdom for a single stone.

Here is a little riddle for you: the month of October has two birthstones, but only one of them encompasses the colors of other birthstones. If you guessed opal, you’re right! (The other gemstone associated with the month of October is tourmaline.)

Opals are such unusual gemstones that there are too many old-wives tales associated with them, like if you’re a blond, wearing an opal necklace will protect your locks from losing color. Opals were also very fashionable in the early 19th century, up until the publication of Sir Walter Scott’s novel Anne of Geierstein in 1829. The title heroine wears an opal and succumbs to an untimely death. However, the British monarchy, and in particular Queen Victoria, did not let this story get in their way, and they frequently gifted opals to friends and family members. October babies should disregard the noise and proudly wear their opals!

There are five types of precious opals: boulder opal, fire opal, crystal/water opal, black opal, and white/light opal. Each variety is distinguished by its color.

So, where does the name come from? The word opal is thought to originate from the Roman opalus or from the Sanskrit úpala (“precious stone”) or from the Greek opallios (“to see a color change”). So while there have been many names for the stones, opals were first discovered in 400 BC in Ethiopia. But the early reference that comes up most often in history books is from the Roman philosopher Pliny the Elder, who wrote about it in 75 AD. In his text he refers to it as opali. The Romans were big fans of opal, Mark Antony was so enamored by it that, as the story goes, he was willing to trade a portion of his kingdom for a single opal.

There's a wide variety of antique and vintage opal jewelry on 1stDibs (and you won't have to trade your kingdom for it).

Questions About Australian Opal

  • 1stDibs ExpertNovember 2, 2021
    Today, Australia and Ethiopia are the two largest producers of opals. Historically, most of the world’s opals were mined in South Australia. The stone is so closely associated with Australia that in 1993 it became the national gemstone. There are five types of precious opals: boulder opal, fire opal, crystal/water opal, black opal, and white/light opal. Each variety is distinguished by its color. Shop a collection of vintage and modern Australian opal jewelry from some of the world’s top jewelers on 1stDibs.
  • 1stDibs ExpertAugust 17, 2021
    An Australian boulder opal is an opal mined from a large ironstone boulder under the ground. This type of opal is the second most valuable opal behind the black opal. Spot an Australian boulder opal by checking for a solid layer of brown ironstone left on the back of the stone. Shop Australian boulder opals on 1stDibs.