Opal Cabochon

Elegant brooch and pendant crafted in 14K white gold, featuring a beautiful natural opal of approximately 30 carats. The opal displays a strong and lively play of color with flashes ...

Natural Trillion Cut Diamond Opal Ring Platinum This estate ring is made in solid Platinum and set with genuine Opal and diamonds. The center Earth mined Opal measures 14mm x 10mm (...

The piece is set to its centre in contrasting yellow gold claws with a round cabochon cut opal of 1.93cts. The opal is framed on either side with a triangular cut diamond, for a to...

Elegant and unusual gold brooch with a twisting in and out tubular design. The brooch has three opals and four garnets mounted on different levels. The brooch is 2 3/8 inches w ide...

A luscious fire opal weighing 10.95 carats takes center stage. It has a vibrant orange hue with play of color, showing soft flashes of green. It is accented by 2 princess cut diamond...

A fine boulder opal from Australia with excellent play-of-color. The 3.85 carat gem opal shows a bright array of greens, blues, yellows, and some oranges. It is complemented by 3 rou...

A lovely platinum ring featuring a 3.28 carat Australian crystal opal. It has great play of color as flashes of greens and blues dance across the stone. It is complemented by 0.77 ca...

GIA Certified Natural Australian Black Opal and Diamond Cocktail Ring in Platinum Australian Black Opal and Diamond Ring features a GIA certified, 6.67 carat center oval cabochon B...

Handcrafted from 18-karat gold and sterling silver, these beautiful drop earrings are set with 6.75 carats Opal doublets, 5.55 carats sapphire and 2.78 carats of glimmering diamonds....

This is a remarkable vintage piece made in the style of antique Victorian jewelry, featuring a mystical opal gemstone. The necklace with pendant is composed of two parts; a top lace-...

The ring features a large oval cabochon opal which has been claw set in an 18ct yellow and white gold abstract setting.

Central stones: Genuine opals - 2 pieces, color - mix colors round cabochon cut, size - 4,5 mm each Clarity: Transparent with inclusions Surrounding stones: 💍This earrings will be...

The focal point of the ring is a solid black opal displaying beautiful play-of-color. The cabochon shaped opal has fire, brilliance, and excellent size.

The pendant features a 10.42ct cabochon Ethiopian opal, accented by 0.32ctw of brilliant round diamonds.

Cabochon Labradorite and opal with drop of Picasso jasper 18k gold gr 12,10 earrings.

Platinum Natural Fire Opal & Diamond Halo Cocktail Statement Dome Ring Metal: Platinum Weight: 5.89 grams Opal: 10.5 x 6.5 natural fire cabochon opal.

Material: 18k Yellow Gold Gemstone: Opal 7.1 mm x 5.2 mm Weight: 11.9 grams Dimensions: 49 mm x 21.5 mm x 12 mm Time period of origin: Art Noveau Unique Art Noveau earrings datin...

14 kt solid gold ring with natural opal and diamonds. October birthstone ring. 14k solid gold Weight: 2.5 g. depends from size Central stone: Natural opal Cut: Oval cabochon Weight:...

This striking cocktail ring is crafted in 18kt white gold and features a luminous natural cabochon opal weighing approximately 10.0 carats at the center.

Bronze bangle hand made, with star ruby, opal, blu sapphire. All Giulia Colussi jewelry is new and has never been previously owned or worn. Each item will arrive at your door beautif...

This one-of-a-kind platinum Art Deco from the early 20th-century pin features an exquisite 18mm x 14mm black opal center surrounded by prong and bezel set Old European Cut diamonds. ...

This highly stylized ring features a cabochon Ethiopian opal in the center of a diamond frame set with interspersed coral and diamond design around the edges of the top.

An impressive unisex matte finish silver ring with natural large cabochon-cut Black Opal Opal origin - Australia stone measurements - 0.35 х 0.43 in / 9 х 11 mm ring weight - 7.19 g...

The centerpiece is a mesmerizing pear-shaped opal, surrounded by round brilliant-cut diamonds and 19 cabochon sapphires, creating a celestial touch.

Estate 14K Yellow Gold Vintage Opal Bangle - VHK#1032 Item Details Year: 1960s Metal Type: 14K Yellow Gold [Hallmarked, and Tested] Weight: 11.81 grams (All Items Total) Opal Deta...

Black opal and diamond cluster ring. Set to centre with an oval cabochon natural black opal in an open back claw setting with an approximate weight of 13.00 carats, flanked by two re...

A large and impressive necklace full of color and sparkle! It features a combination of beautiful Italian coral and crystal opal weighing approximately 400 carats! The coral have a r...

RA Collection Necklace Gold-Plated Bronze with Opals Stones Handmade Lost-Wax Casting Bronze plated in 24-karat gold all over Opals of 30,60 carats Unique Piece Spain

This unusual stickpin features a bearded gnome with a hood. Under his right arm he is holdig an opal and he raises the finger of his left hand.

RA Collection Earrings Gold-Plated Bronze with Opals Stones Handmade Lost-Wax Casting Bronze plated in 24-karat gold all over 14 opals of 7,38 carats Unique Piece Spain

Discover a treasure born from the heart of Australia. This exceptionally rare 19 inch boulder opal necklace features a mesmerizing gemstone sourced from the legendary Winton Opal Fi...

A striking ring featuring a 6.77-carat cabochon opal. The opal, with its vibrant orange hue, is complemented by white diamonds totaling 0.33 carats.

18 Karat Yellow Gold Enhancer Pendant Featuring An Oval Cabochon Opal Measuring 22mm x 10mm Estimated to Weight 5 Carats.

A lovely fire opal ring coming from the mines in Mexico weighing 8.48 carats. The opal has a bright and lively orange color along with excellent play-of-color with flashes of red, or...

Natural Black Opal and Diamond Ring in Platinum Black Opal and Diamond Ring features one Natural Oval Cabochon Black Opal weighing 2.36 carats with Blue and Green play of color on a...

Crafted in platinum and stamped PT900, the design centers on a mesmerizing 2.55-carat oval cabochon black opal, measuring 12.30 x 8.81 x 4.10 mm.

These vintage dangle earrings are crafted in 14k yellow gold and feature an openwork design set with opals totaling 1.20ctw. The two main opals weigh approximately 0.50ct each, creat...

A classic Australian opal weighing 5.17 carats takes center stage. It has great play of color as the opal shows bright and strong flashes of blue and green across the entire stone. I...

This amazing 5.89 Ct Australian black boulder opal was mined by Sue Cooper at her Yaraka opal mine in western Queensland, Australia in 2023. Sue processed the rough opal herself and ...

A stunning pair of chandelier earrings with 6 oval, cabochon Kyanite stones, 6 pear-shaped opals and round, brilliant cut diamonds throughout the setting.

This opal cluster ring, dating to the 1960s, is crafted in 14 karat yellow gold and set with a total of thirteen cabochon opals arranged in a classic cluster composition.

A spectacular and utterly unique 14K yellow gold ring from the Retro era (circa 1940s) featuring six cabochons of natural fire opals from Mexico. These gorgeous and highly-prized gem...

Discover a (OOAK) One Of A Kind treasure born from the heart of Australia! This exceptionally rare 4.85ct vivid boulder opal pendant features a mesmerizing gemstone sourced from Que...

The ring contains 4.5 carats of natural fire opals. There are four opals that range in size from 9.5 x 8 mm to 7 x 6 mm.

Comes with a thin 18 kt gold chain matching same pink colour which is offered for free Very good condition Further Details Below Metal: 18 Kt white and rose gold Hallmarks: assay –...

A large and impressive pendant featuring a 6.70 carat Australian opal with excellent play-of-color. The opal displays a wide range of colors which include red, orange, green, yellow ...

They come with butterfly backs also made of platinum. Gemstone: Opal Carat Weight: 2.70 each Stone Shape: Cabochon Age: 1950s Metal: Platinum

Here we have a very fine vivid jelly orange fire opal from Mexico which has excellent play-of-color. The opal weighs a respectable 7.14 carats and shows very strong bright color flas...

An impressive unisex matte finish 925 sterling silver ring with natural medium large cabochon-cut Black Opal Opal origin - Australia stone measurements - 0.35 х 0.43 in / 9 х 11 mm ...

Vintage 14k Yellow Gold Mexican Cantera Opal Pendant, featuring a natural Mexican cantera opal with vibrant flashes of orange, green, and red play-of-color against its earthy matrix ...

Elegant 14K yellow gold drop earrings featuring 1 round cabochon opal per earring in a filigree Victorian revival design.

Elegant 14K yellow gold drop earrings featuring 1 round cabochon opal per earring in a filigree Victorian revival design.

Opal and pearl ring. Cabochon Opal ring. Vintage style/Old Style Opal pearl ring.

GIA Certified Natural Australian Black Opal and Diamond Ring in Platinum Australian Black Opal and Diamond Ring features one natural Black Opal oval cabochon, weighing 6.45 carats, ...

A striking platinum dome ring featuring a captivating fire opal at its center. The opal weighs 7.41 carats, showcasing a vibrant orange hue with a smooth cabochon cut.

Victorian 18K Gold Opal Five Stone Ring This Antique English Five-Stone Opal Ring, crafted in 18k gold, dates back to the late 19th to early 20th century. It features a stunning row...

This stunning, fine and impressive vintage opal ring has been crafted in platinum. The pierced decorated, cluster design is ornamented with a feature 4.70ct cabochon cut opal panel,...

Boulder Opal necklace in sterling silver Opal origin - Australia Opal measurements - 0.16 x 0.51 x 0.94 in / 4 x 13 x 24 mm opal weight - 12.35 carats pendant length - 1.54 in / 39 ...

Crafted in precious 18K white gold (6.53 grams), this masterpiece showcases pear-shaped cabochon opal (6.94 carats), radiating ethereal flashes of color with every movement.

Beautiful vintage brooch crafted in solid 14K yellow gold, designed in an elegant radial floral motif and set throughout with luminous natural opals. The piece features a raised cent...