18 Carat Gold Black Opal Ring

This is a unique 4 Carat Black Australian Opal which are very rare due to the fact they are so hard to find and it shows off bright colors blues and green. The the 19 Diamonds al...

Black Australian opal ring in 18-karat white gold with diamond halo.

“Fire and Desire” black opal ring epitomises the paradox of passionate love. This exceedingly rare two-tone black opal (2.83ct) makes an arresting jewellery piece with its distinct t...

Platinum 18k Yellow Gold Natural Black Opal & Diamond Ring 3.01ctw 10g Very elegant for everyday wear !! Approx 0.30 ctw of H, VS-SI diamonds Natural opal approx ct 2.71 10...

The ‘Gabriella’ opal engagement ring features a gracefully elegant and unique black opal (3.35ct) sourced from Lightning Ridge opal mines in NSW, Australia. The rare play-of-colour i...

Rose Opal Black Enamel Diamond Cocktail Ring 18 Karat White Gold.

18 karat yellow gold Victorian Australian Black Opal 13x10 mm weighing approximately 3.47 carat surrounded by antique cut diamonds having an approximate total weight of 4.25 carats.

A Dianna Rae Original, ‘Opal Victoria’ is inspired by the ornate designs of the Victorian era. The center displays a stunning black opal framed by diamond accents. Mined in Lightning...

The 1.26 carat natural black opal is mounted with two diamonds F,G vvs 0.22 carat in a rose gold ring.

Beautiful 18 Karat white gold cocktail ring with white and black Sapphires biutiful opal This ring combines classical with modern elements and can be worn every day!

18 karat yellow gold Victorian Australian Black Opal 13x10 mm weighing approximately 3.47 carat surrounded by antique cut diamonds having an approximate total weight of 4.25 carats.

18KT yellow gold ring with a bright polish finish Condition is good. Ladies 18KT Yellow Gold Cultured Freshwater Pearl and Opal Ring Size 8 1/2 The ring features a tapering bouquet o...

Antique jewelry object group: Ring and necklace. The diamond cluster with opal center can be attached on top of the ring or on the pendant of the necklace. Condition: excellent cond...

A superb hand-made 18 karat gold ring with black opal by Van Cleef & Arpels.

Giulians 18k Art Deco inspired 6.76ct Australian Black Opal and diamond ring. This ring features a cabochon cut natural solid Black opal, from Lightning Ridge NSW, with deep and bri...

Stylish Ethiopian free-form red opal: 24.38 carats, bezel-set in bohemian chic 18 Karat white gold dome ring decorated with pave'-set round diamond-cut orange sapphires: 3.81 carats,...

A one of a kind handmade serpent ring features one of the world's finest Black Opals from Lightning Ridge Australia, weighing 7.61 carats.

Giulians handcrafted Art Deco inspired 1.70ct light black opal, tsavorite garnet and diamond Ring. This ring features an oval cabochon cut, natural, solid Australian black opal with...

Tourmaline and diamond ring, circa 1900. Tourmalines come in perhaps the widest variety of colour of all gemstones, including various shades of pink, from light delicate floral shade...

This Opulent Opal Solitaire ring features a 19.15 carat GIA Certified Black Opal possessing every characteristic of an Opal collector's prized Opal! With a well-balanced, symmetrical...

Peridot and diamond ring, circa 1910. Set with a peridot of an unusually citrus shade of green, this ring is a beautiful example of the pastel shades that dominated the refined palet...

Moonstone and diamond ring, circa 1910. At the heart of this ring is a wonderful peach coloured moonstone with a characteristic white sheen, held in a finely millegrained mount in wa...

‘Fly By Night’ is a celebration of nocturnal winged creatures found within the darkest depths of the forest, the bat-moth hybrid is the central character. Here, intricately curved an...

‘Fly By Night’ is a celebration of nocturnal winged creatures found within the darkest depths of the forest, the bat-moth hybrid is the central character. Here, intricately curved an...

Place Of Origin United Kingdom Stone Type Sapphire: 1.45 carat (calculated) / Unheated / No enhancement Diamonds: Approx. 1.00 carats total Stone Dimensions Sapphire: 7mm x 5.5mm x...

The center oval semi-black opal is 15.82 CTS and is set in a custom made 18 k white gold one of a kind mounting using state of the art computer design.

Place Of Origin United Kingdom Stone Type Natural Turquoise: 13.5 carats (calculated) Diamonds: Approx. 0.50 carats total Dimensions Turquoise: 19mm x 12mm x 8.5mm Height of setti...

A collection of designs that are timeless and always sought season after season. Bracelets, rings, earrings and necklaces in white, yellow or rose gold adorned with white or black di...

A collection of designs that are timeless and always sought season after season. Bracelets, rings, earrings and necklaces in white, yellow or rose gold adorned with white or black di...

A collection of designs that are timeless and always sought season after season. Bracelets, rings, earrings and necklaces in white, yellow or rose gold adorned with white or black di...

This simple modern handmade British-London Hallmarked 18 karat yellow gold pendant with long chain necklace, set with 6.15 carat pear shaped emerald and black diamond is from MAIKO N...

Sat simply is a gorgeous and colourful black opal. The ring is modelled in 18carat gold and is a very simple design. Ring Size: J 1/2 or 5 Stone Diameter: 8mm Weight: 3.6g

This exquisite ring by designer Hans D. Krieger features a lovely oval cabochon black opal weighing 18.12 carats mounted in a four double claw, open back setting. This magnificent op...

Centering an oval cabochon black opal measuring 9.5 x 6.5 x 3.4 mm, excellent play-of-color displaying greens blues, violet, yellow, orange and red With a round brilliant cut diamon...

A stunning 3.05 carat black opal ring, set in 18 karat white gold.

Era: Modern Composition: 18K Yellow Gold Primary Stone: Black Opal Carat Weight: 20 Carats Accent Stone: Baguette and Round Brilliant Cut Diamonds Carat Weight: 2 Carats Color:...

Set in 18 karat yellow gold is an Oval shaped 1.25 carat Black Opal with 4 marquise cut diamonds with a weight of 0.50 carats and 18 baguette cut diamonds with a weight of 0.50 carat...

18Kt Rose Gold ring features a 7.23-ct Oval shape Boulder Black Opal with blue & green Play of Color. Accenting the ring are 32 white diamonds totaling 0.20-ctw, and 18 cognac color ...

Ring in 18 karat rose gold, eagle head hallmark and silver.

An 18K Yellow Gold, Platinum, Opal & Diamond Ring - 2.54 carat Black Opal, Twenty Diamonds weighing 0.18 carats, circa 1980, stamped "FP" "18K" "Plat"

The diamonds surround an approximately 5 carat high quality black opal. The ring is 18 karat yellow gold, and currently size 8, but can be sized free of charge prior to shipping.

Ring centers a bezel set 12.0 x 9.0 mm oval opal cabochon - black in body color with spectral play-of-color.

The opal is claw set into a finely detailed collet. The ring has been crafted from 18 carat yellow gold.

18 karat white gold (stamped 750) ring featuring a 14 mm round black opal ring.

Ring in 18 carat white gold. This gorgeous opal ring features a claw set oval shaped black opal cabochon from Australia with a halo of small brilliant cut diamonds.

A superb unique hand-made 18 karat gold ring with black opal by Van Cleef & Arpels.

Finely detailed vintage natural black opal & diamond cocktail ring, crafted in 18 karat yellow gold.

Australian black opal and diamond cluster ring in 18K white and yellow gold. 1 x Cabochon black opal, approximate weight 4.0 carats 12 x round brilliant cut diamonds, approximate to...

Australian black opal and diamond cluster ring in 18K white and yellow gold. Opal’s shifting play of kaleidoscopic colours is unlike any other gem. The Romans thought it was the most...

An Antique yellow gold ring with opal and diamonds. The ring has a black opal with an approximate weight of 1.80 carats, and 18 old European cut diamonds with an approximate total we...

Cluster ring is oriented East to West by a black opal cabochon measuring approximately 8.0 x 6.0 mm.

Elegant and finely detailed Solitaire Cocktail Engagement Ring, set with a securely nestled 4.74 Carat Black Opal and surrounded by Brilliant-cut Diamonds, weighing approx. 0.95 tota...

Elegant and finely detailed Solitaire Cocktail Ring, set with a securely nestled 6.00 Carat Black Opal surrounded by Brilliant-cut Diamonds, weighing approx. 1.10 total Carat weight.

Dazzling pair of museum quality Herring/ Chandelier earrings (collector's item), with electric foiled Emeralds. Inlaid with rose-cut and table-cut diamonds. Superbly preserved, datin...

Era: Victorian Estate Composition: 20K Yellow Gold Primary Stone: One Old European Cut Diamond Carat Weight: 3.39 Carats  Color/Clarity: Q to R / VVS2 GIA Report Number: 6233854...

A magnificent turn-of-the-century late Victorian, early Edwardian Opal and Diamond Cluster 18k Gold ring, Circa 1900. This Crystal Australian opal displays electric play of color in ...

Year: 1990s Item Details: Ring Size: 10 (Sizable) Metal Type: 18K Yellow Gold [Hallmarked, and Tested] Weight: 9.0grams Opal Details: Australian Opal. Measures 14.1m x 11.7mm. Excell...

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

A 5.03 carat royal blue sapphire cushion cut platinum three stone ring, handcrafted by Merkaba Jewelry Beverly Hills as a refined collector jewel and meaningful alternative engagemen...

Dalben design One of a Kind 18k yellow gold matte finishing ring with a 1,78 carat bezel-set oval rose cut slice ruby. Ring size 6 1/4 USA - EU 52 re-sizable to most finger sizes. ...

Antique Original Art-Deco 4.48 carat Aquamarine and Diamond Ring in Platinum Platinum (tested) ring made in the early 1920s. It has been set with a proportioned emerald-cut aquamari...

Van Cleef and Arpels Angel Skin Coral and Diamond Cocktail Ring. 1 Cabochon angel skin coral with round cut side diamonds set in 18k yellow gold. Ring Size: 6.5 Signed, Van Cleef...

Treat yourself to this irresistibly stunning 5.93 carat emerald diamond platinum ring!  Crafted in platinum with the center deep green emerald of approximately 5.93 carats. The vivi...

Stunning Well Matched Opal Doublet Earrings mounted in 18 karat white gold accented with 1.82 carats of diamonds.

Dalben design hand crafted necklace composed of 38 carat Australian Opals and 18 k rose gold satin finishing closure. The necklace length is 17,9 inch (45,5 cm) . Opals dimension ...