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7 Carat Black Opal Ring

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8.10ct Ethiopian Black Opal Diamond Ring Oval Princess Estate 14k Gold Cocktail
8.10ct Ethiopian Black Opal Diamond Ring Oval Princess Estate 14k Gold Cocktail

8.10ct Ethiopian Black Opal Diamond Ring Oval Princess Estate 14k Gold Cocktail

Located in Torrance, CA

Stylish contemporary Ethiopian black opal & diamond ring crafted in 14 karat white gold.

Category

21st Century and Contemporary American Contemporary Cocktail Rings

Materials

Diamond, White Diamond, Opal, Black Opal, Gold, 14k Gold, White Gold

15 Carat Oval Shape Ethiopian Opal Cocktail Ring 14 Karat Yellow Gold Solid Ring
15 Carat Oval Shape Ethiopian Opal Cocktail Ring 14 Karat Yellow Gold Solid Ring

15 Carat Oval Shape Ethiopian Opal Cocktail Ring 14 Karat Yellow Gold Solid Ring

Located in New York, NY

A Huge Cocktail ring Approximately 15 Carat Oval Ethiopian Opal & Emerald Ring 14 Karat Yellow Gold Size 7 This spectacular Ring consisting of a single Oval Shape Ethiopian Opal Ap...

Category

2010s Cocktail Rings

Materials

Opal, 14k Gold, Yellow Gold

Dark Opal White Gold Engagement Ring Australian Opal gift
Dark Opal White Gold Engagement Ring Australian Opal gift

Dark Opal White Gold Engagement Ring Australian Opal gift

By Alexey Gabilo

Located in Berlin, DE

14K white gold ring with natural Dark Opal with bright opalescence opal origin - Australia opal weight - 1.55 carats stone measurements - 0.28 х 0.35 in / 7 х 9 mm ring weight - 3.5...

Category

2010s French Art Nouveau Engagement Rings

Materials

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

Fire Opal Black Silver Ring Red Precious Mexican Gemstone Gothic Style
Fire Opal Black Silver Ring Red Precious Mexican Gemstone Gothic Style

Fire Opal Black Silver Ring Red Precious Mexican Gemstone Gothic Style

Located in Berlin, DE

Blackened and gold plated silver ring with natural Fire Opal opal origin - Mexico opal weight - 0.55 carats opal measurements - 0.20 x 0.28 in / 5 x 7 mm ring weight - 2.88 grams r...

Category

2010s German Gothic Revival Solitaire Rings

Materials

Opal, Fire Opal, Silver

Australian Black Opal and Diamond Ring in Solid 14K Yellow Gold
Australian Black Opal and Diamond Ring in Solid 14K Yellow Gold

Australian Black Opal and Diamond Ring in Solid 14K Yellow Gold

Located in Suwanee, GA

Australian Black Opal and Diamond Ring in Solid 14K Yellow Gold. Free Domestic USPS First Class Shipping! Free Gift Bag or Box with every order! Opal—the queen of gemstones, is one...

Category

2010s American Arts and Crafts Engagement Rings

Materials

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

Vintage 11.36 Carat Opal and Rose Cut Diamond Halo Ring In 18K Gold
Vintage 11.36 Carat Opal and Rose Cut Diamond Halo Ring In 18K Gold

Vintage 11.36 Carat Opal and Rose Cut Diamond Halo Ring In 18K Gold

By Unbranded

Located in Miami, FL

Details: Item Type: Vintage Ring Metal: 18K Gold Size: 7 (adjustable) Weight: 8.38 Grams Setting: Halo Center Stone Details: Stone Type: Natural Opal Carat: 11.63 Cut: Cabochon Mea...

Category

Vintage 1950s Art Deco Cocktail Rings

Materials

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

18K Gold & Patinated Silver Ring with Natural Black Opal and Anthracite Diamonds
18K Gold & Patinated Silver Ring with Natural Black Opal and Anthracite Diamonds

18K Gold & Patinated Silver Ring with Natural Black Opal and Anthracite Diamonds

By Alexey Gabilo

Located in Berlin, DE

The combination of warm gold, darkened silver, and rare stones creates a dramatic interplay of color and light. Opal Origin: Australia Opal Size: 7 × 9 mm Opal Weight: 0.88 carats Di...

Category

2010s French Victorian Engagement Rings

Materials

Diamond, Opal, Black Opal, Gold, 14k Gold, Yellow Gold, Silver, Sterling...

Pear Cut Black Opal with Diamond Halo Cocktail Ring in 14 Karat White Gold
Pear Cut Black Opal with Diamond Halo Cocktail Ring in 14 Karat White Gold

Pear Cut Black Opal with Diamond Halo Cocktail Ring in 14 Karat White Gold

Located in Scottsdale, AZ

Ring Size: 7 This black opal and diamond ring is a vibrant showcase of color and brilliance.

Category

21st Century and Contemporary Unknown Contemporary Cocktail Rings

Materials

Diamond, Opal, Black Opal, White Gold, Gold, 14k Gold

Opal & Diamond Art Deco Style Black Enamel Halo White Gold Ring
Opal & Diamond Art Deco Style Black Enamel Halo White Gold Ring

Opal & Diamond Art Deco Style Black Enamel Halo White Gold Ring

By Unbranded

Located in Tysons, VA

This stunning piece features a captivating opal at its center, beautifully enhanced by a halo of shimmering diamonds and an elegant enamel embellishment that accentuates the ring’s v...

Category

21st Century and Contemporary Art Deco Engagement Rings

Materials

Diamond, Opal, 14k Gold, White Gold, Enamel

Opal & Emerald and Diamond Black Enamel Art Deco Style Halo Gold Ring
Opal & Emerald and Diamond Black Enamel Art Deco Style Halo Gold Ring

Opal & Emerald and Diamond Black Enamel Art Deco Style Halo Gold Ring

By Unbranded

Located in Tysons, VA

(approx. total weight) Ring size: US3-8 Center Gemstones Type: Opal Shape: Oval Size: 7 x 5 mm.

Category

21st Century and Contemporary Art Deco Engagement Rings

Materials

Diamond, Emerald, Opal, 14k Gold, Yellow Gold, Enamel

Opal Ring Gold Engagement Jewelry Australian Valentine's Day Gift
Opal Ring Gold Engagement Jewelry Australian Valentine's Day Gift

Opal Ring Gold Engagement Jewelry Australian Valentine's Day Gift

By Alexey Gabilo

Located in Berlin, DE

Yellow 14K gold ring with natural Black Opal opal origin - Australia opal measurements - 0.079 х 0.43 х 0.55 in / 2 х 11 х 14 mm opal weight - 2.32 carats ring size - 7 US (this r...

Category

2010s French Art Nouveau Wedding Rings

Materials

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

White Gold Opal Diamond Ring - 14k Oval Cabochon 1.08ctw Rope
White Gold Opal Diamond Ring - 14k Oval Cabochon 1.08ctw Rope

White Gold Opal Diamond Ring - 14k Oval Cabochon 1.08ctw Rope

Located in Greensboro, NC

Size: 7 Sizing Fee: Up 2 sizes for $60 or Down 1 size for $40 Metal Content: 14k White Gold Stone Information Natural Opal Carat(s): .78ct Cut: Oval Cabochon Color: Black Origin: ...

Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Opal, White Gold

Yellow Gold Tanzanite, Opal, & Onyx Ring - 14k Trillion 1.24ctw
Yellow Gold Tanzanite, Opal, & Onyx Ring - 14k Trillion 1.24ctw

Yellow Gold Tanzanite, Opal, & Onyx Ring - 14k Trillion 1.24ctw

Located in Greensboro, NC

Size: 6 1/4 Metal Content: 14k Yellow Gold & 14k White Gold Stone Information Natural Tanzanite Treatment: Routinely Enhanced Carat(s): 1.10ct (carat stamp) Cut: Trillion Color: P...

Category

21st Century and Contemporary Cocktail Rings

Materials

Onyx, Opal, Tanzanite, 14k Gold, White Gold, Yellow Gold

Le Vian Neopolitan Opal Diamond Double Halo Ring YellowGold 18k Oval Cab 7.30ctw
Le Vian Neopolitan Opal Diamond Double Halo Ring YellowGold 18k Oval Cab 7.30ctw

Le Vian Neopolitan Opal Diamond Double Halo Ring YellowGold 18k Oval Cab 7.30ctw

By Le Vian

Located in Greensboro, NC

Retail Price: $11000 Size: 7 Sizing Fee: Up 3 sizes for $60 or Down 2 sizes for $40 Brand: Le Vian Metal Content: 18k Yellow Gold Metal Note: Black Rhodium Stone Information Na...

Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Opal

Opal Blue Sapphire Diamond Art Deco Style Floral Yellow Gold Ring
Opal Blue Sapphire Diamond Art Deco Style Floral Yellow Gold Ring

Opal Blue Sapphire Diamond Art Deco Style Floral Yellow Gold Ring

By Unbranded

Located in Tysons, VA

(approx. total weight) Ring size: US 3 8 available Center Gemstones Type: Opal Shape: Oval Size: 7 x 5 mm.

Category

21st Century and Contemporary Art Deco Engagement Rings

Materials

Diamond, Opal, Blue Sapphire, 9k Gold, Yellow Gold, Enamel

Opal Engagement Ring with Emerald and Diamond Halo in 14K Yellow Gold
Opal Engagement Ring with Emerald and Diamond Halo in 14K Yellow Gold

Opal Engagement Ring with Emerald and Diamond Halo in 14K Yellow Gold

Located in Bangkok, TH

(approx. total weight) Size: US 3 - 8 available Center Gemstones Type: Opal Shape: Oval Size: 9 x 7 mm. Number: 1 Weight: 1.20 Carat (approx. total weight) Accent Gemstones Type: ...

Category

21st Century and Contemporary Thai Art Deco Engagement Rings

Materials

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

Antique Victorian Opal Diamond Ring Enamel 18k Yellow Gold 5.5 Cocktail Jewelry
Antique Victorian Opal Diamond Ring Enamel 18k Yellow Gold 5.5 Cocktail Jewelry

Antique Victorian Opal Diamond Ring Enamel 18k Yellow Gold 5.5 Cocktail Jewelry

Located in Torrance, CA

The delightful ring is a feast for the eyes! With a row of colorful opals to the center & bordering black enamel, the old mine cut diamonds offer a beautiful shimmer with every movem...

Category

Antique Late 19th Century Unknown Victorian Cocktail Rings

Materials

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

Halo Diamond Tsavorite Australian Black Opal Necklace 18k Yellow Gold
Halo Diamond Tsavorite Australian Black Opal Necklace 18k Yellow Gold

Halo Diamond Tsavorite Australian Black Opal Necklace 18k Yellow Gold

By The Wind Opal

Located in Suwanee, GA

Halo Diamond Tsavorite Australian Black Opal Pendant Necklace 18k Yellow Gold. Free Domestic USPS First Class Shipping! Free Gift Bag or Box with every order! Opal—the queen of gem...

Category

2010s American Arts and Crafts Pendant Necklaces

Materials

Diamond, Opal, Tsavorite, Black Opal, Gold, Yellow Gold, 18k Gold

VICTORIAN 1880 Antique Ring In Yellow Gold With 8.95 Ctw In Opal And Diamonds
VICTORIAN 1880 Antique Ring In Yellow Gold With 8.95 Ctw In Opal And Diamonds

VICTORIAN 1880 Antique Ring In Yellow Gold With 8.95 Ctw In Opal And Diamonds

Located in Miami, FL

Victorian classic cocktail ring with opal. Gorgeous antique ring, created during the Victorian period in England, back in the 1880.

Category

Antique 1880s English Late Victorian Cocktail Rings

Materials

Diamond, Opal, Gold, Yellow Gold, Silver

Snake Design Black Diamond Ring 18K Yellow Gold Viper Ring
Snake Design Black Diamond Ring 18K Yellow Gold Viper Ring

Snake Design Black Diamond Ring 18K Yellow Gold Viper Ring

Located in Suwanee, GA

Snake Design Black Diamond Ring 18K Yellow Gold. Free Domestic USPS First Class Shipping! Free Gift Bag or Box with every order! Opal—the queen of gemstones, is one of the most bea...

Category

2010s American Arts and Crafts Engagement Rings

Materials

Black Diamond, 18k Gold, Yellow Gold, Gold

2.35ct Black Diamond & Blue Sapphire Pave Dome 14K Gold Ring
2.35ct Black Diamond & Blue Sapphire Pave Dome 14K Gold Ring

2.35ct Black Diamond & Blue Sapphire Pave Dome 14K Gold Ring

Located in Los Angeles, CA

This exquisite ring features a stunning combination of black diamonds and blue sapphires, totaling 2.35 carats.

Category

2010s American Modern Dome Rings

Materials

Emerald, Platinum, Yellow Gold, White Gold, Rose Gold, 14k Gold

0.26ct Blue Sapphire, Emerald & Diamond 14K Yellow Gold Eternity Ring
0.26ct Blue Sapphire, Emerald & Diamond 14K Yellow Gold Eternity Ring

0.26ct Blue Sapphire, Emerald & Diamond 14K Yellow Gold Eternity Ring

Located in Los Angeles, CA

The Emerald Green Diamond 14K Gold Gradient Band Ring exudes sophistication with a bold combination of blue sapphire, black diamonds, emeralds, and diamonds, all set in 14K yellow go...

Category

2010s American Modern Band Rings

Materials

Gold, 14k Gold, Rose Gold, White Gold, Platinum

AGL 18.92 Carat Black Opal with 25.94 Carat Tsavorite and Diamonds in Platinum
AGL 18.92 Carat Black Opal with 25.94 Carat Tsavorite and Diamonds in Platinum

AGL 18.92 Carat Black Opal with 25.94 Carat Tsavorite and Diamonds in Platinum

By Kiersten Elizabeth

Located in Southport, CT

18.92 Carat AGL Certified Black Opal with 16.53 Carats Tsavorite Garnets and 9.41 Carats of Diamonds set in Platinum 950 Necklace This amazing necklace was designed alongside a ring...

Category

21st Century and Contemporary American Modern Pendant Necklaces

Materials

Diamond, Opal, Tsavorite, Platinum

Vintage Longines Opal Mosaic Dial 34mm Diamond Bezel 18K White Gold Watch
Vintage Longines Opal Mosaic Dial 34mm Diamond Bezel 18K White Gold Watch

Vintage Longines Opal Mosaic Dial 34mm Diamond Bezel 18K White Gold Watch

By Longines

Located in Miami, FL

Manual wind, 34mm, 18K gold bracelet 66.90 grams, 7-inch length, 8.5/10 condition. Product Specifications: Item Type: Vintage Luxury Ladies Diamond Opal Bracelet Watch Brand: Longin...

Category

Vintage 1970s Art Deco Wrist Watches

Materials

Diamond, Opal, 18k Gold

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7 Carat Black Opal Ring For Sale on 1stDibs

Surely you’ll find the exact 7 carat black opal ring you’re seeking on 1stDibs — we’ve got a vast assortment for sale. Every item for sale was constructed with extraordinary care, often using Gold, Platinum and 18k Gold. In our selection of items, you can find a vintage example as well as a contemporary version. If you’re looking for a 7 carat black opal ring from a specific time period, our collection is diverse and broad-ranging, and you’ll find at least one that dates back to the 19th Century while another version may have been produced as recently as the 21st Century. For this particular piece, 1 Carat and 1.5 Carat are consistently popular carat weights. There have been many well-made iterations of the classic 7 carat black opal ring over the years, but those made by Renata Bernard, Joke Quick and LB Exclusive are often thought to be among the most beautiful. A 7 carat black opal ring can make for a versatile accessory, but a selection from our variety of 138 Opal versions can add an especially stylish touch. See these pages for a cabochon iteration of this accessory, while there are also oval cut cut and round cut cut versions available here, too. There aren’t many items for men if you’re seeking a 7 carat black opal ring, as most of the options available are for women and unisex.

How Much is a 7 Carat Black Opal Ring?

The price for a 7 carat black opal ring starts at $450 and tops out at $235,400 with these rings, on average, selling for $6,800.

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).

Finding the Right Rings for You

Antique and vintage rings have long held a special place in the hearts of fine jewelry lovers all over the world.

No matter their origin or specific characteristics, rings are timeless, versatile accessories. They’ve carried deep meaning since at least the Middle Ages, when diamond rings symbolized strength and other kinds of rings were worn to signify romantic feelings or to denote an affiliation with a religious order. Rings have also forever been emblematic of eternity.

Over time, rings have frequently taken the form of serpents, which have long been associated with eternal life, health and renewal. Italian luxury jewelry house Bulgari has become famous for its widely loved Serpenti motif, for example, and its Serpenti ring, like the other accessories in the collection, began as an homage to jewelry of the Roman and Hellenistic eras. The serpent is now a popular motif in fine jewelry. Jewelry devotees have long pined for rings adorned with reptiles, thanks to antique Victorian rings — well, specifically, Queen Victoria’s illustrious engagement ring, which took the form of a gold snake set with rubies, diamonds and an emerald (her birthstone). Designs for Victorian-era engagement rings often featured repoussé work and chasing, in which patterns are hammered into the metal.

Engagement rings, which are reliably intimidating to shop for, are still widely recognized as symbols of love and commitment. On 1stDibs, a range of buying guides can be found for those in the market for antique engagement ringsvintage engagement rings or Art Deco engagement rings

The most collectible antique engagement rings and vintage engagement rings are those from the Victorian, Edwardian and Art Deco eras. Named for the monarchies of the four King Georges, who in succession ruled England starting in 1714 (plus King William’s reign), antique Georgian rings, be they engagement rings or otherwise, are also coveted by collectors. Pearls, along with colored gemstones like garnets, rubies and sapphires, were widely used in Georgian jewelry. The late-1700s paste jewelry was a predecessor to what we now call fashion or costume jewelry

The Art Nouveau movement (1880–1910) brought with it rings inspired by the natural world. Antique Art Nouveau rings might feature depictions of winged insects and fauna as well as women, who were simultaneously eroticized and romanticized, frequently with long flowing hair. Art Deco jewelry, on the other hand, which originated during the 1920s and ’30s, is by and large “white jewelry.” White metals, primarily platinum, were favored over yellow gold in the design of antique Art Deco rings and other accessories as well as geometric motifs, with women drawn to the era’s dazzling cocktail rings in particular.

Whether you’re hunting down a chunky classic for a Prohibition-themed cocktail party or seeking a clean contemporary design to complement your casual ensemble, find an exquisite collection of antique, new and vintage rings on 1stDibs.