14K GOLD RING WITH NATURAL OPAL AND 0.08CTS DIAMONDS (SIZE: 7) 6.5 GRAMSModern Jewelry4.5(203)$1,800Feb 22, 2026
14K GOLD RING WITH NATURAL BOULDER OPAL AND DIAMONDS SIZE: 6.25 3.5GModern Jewelry4.5(203)$1,025Feb 22, 2026
14K GOLD RING WITH NATURAL BOULDER OPAL AND DIAMOND (SIZE: 8.25) 6 GRAMSModern Jewelry4.5(203)$2,050Feb 22, 2026
1.25 CT Australian Black Opal Ring in Platinum with Diamonds sz 6.25Gallery 634.6(246)$130(2 bids)1 day Left
2.02 CTTW Australian Black Opal and Diamond Platinum Ring sz 5.5Gallery 634.6(246)$30(2 bids)1 day Left
14K White Gold Australian Black Opal and Diamond Solitaire Ring Size 6.5Mynt Auctions4.4(818)$100Feb 04, 2026
WOMEN'S 14K YELLOW GOLD RING WITH LARGE NATURAL OPAL AND 0.60CT DIAMONDS SIZE 7Modern Jewelry4.5(203)$2,750Feb 22, 2026
Sold14KYG Black Opal Ring14KYG Black Opal Ring size 8, oval cabochon black opal doublet approx. 17.5mm x 11.0mm, engraved leaf and vine design ring stamped and tested 14K, gross weight approx. 6.45dwtSee Sold Price
Sold14KYG Black Opal Ring14KYG Black Opal Ring size 5, leaf motif stamped and tested 14K ring holding an oval cabochon black opal doublet approx. 13.0mm x 10.0mm, gross weight approx. 3.60dwtSee Sold Price
Sold14KYG and Black Opal Ring14KYG and Black Opal Ring size 5, bright set black opal approx. 6.0mm diameter, gross weight approx. 3.75dwtSee Sold Price
Sold14KYG and Stone Thai Domed Princess Rings14KYG and Stone Thai Domed Princess Rings one with round cabochon white opals size 6, gross weight approx. 5.70dwt and one with oval and round black star sapphires size 6, gross weight approx. 3.65dwtSee Sold Price
SoldAn Art Deco single stone black opal ring,An Art Deco single stone black opal ring, An Art Deco single stone black opal ring, with diamond set shoulders. A circular tallow cabochon cut black opal, milligrain set to each shoulder, to a ridgedSee Sold Price
SoldAN ARTS AND CRAFTS BLACK OPAL RINGAN ARTS AND CRAFTS BLACK OPAL RING, a pear-cut black opal in a double claw setting and spaced by fruiting vines. Ring size MSee Sold Price
SoldArt Nouveau Potter Mellen 14k Gold Black Opal RingArt Nouveau ring with opal. Features a floral form with oval 13mm x 10mm bezel set cabochon. Marked 14k Potter Mellen. Weighs 10 grams. Measures 20mm wide. Size 6. Good overall condition with minor weSee Sold Price
SoldPlatinum Diamond Black Opal RingMETAL: Platinum. GEMSTONES: Diamonds, Black opal - 25mm x 16.8mm. (opal has fine line scratches). MEASUREMENTS: Ring size 7. MARKED: LRW, PLAT. WEIGHT: 9.9 grams. Gemstones have not been graded for coSee Sold Price
SoldCUSTOM 18K GOLD & BLACK OPAL RINGSet with a central, black cabochon opal, flanked on either side by (3) small round diamonds. Size: 6. 4.4 tw.See Sold Price
SoldAn Amoeba-Shaped Black Opal Ring in 18K18K yellow gold ring featuring an amoeba shaped black opal measuring approx. 18 x 7 mm, bezel set, sz 7, 15.1 gramsSee Sold Price
SoldBlack Opal ring [185924]Elaborate 14K gold raised setting, incredible oval stone with variety of color throughout stone from almost white to black.Must see! From Frank Lewton Collection. [] [] [] [] []See Sold Price
Sold18k Yellow Gold Diamond and Black Opal RingAn 18k yellow gold, diamond and black opal ring, 48 total diamonds, black opal 12.7mm x 9.525mm with 4 prong setting; 15 grams total weight. Overall good condition. Ring size 8.See Sold Price
SoldEstate 1960's White Gold Diamond and Black Opal RingEstate 1960's White Gold Diamond and Black Opal Ring; 14k white gold; 3.3dwt/5.13g; 12 round diamonds = 1.25cts; 1 black peacock opal = 1.75cts; Ring Size 5 3/4 Reserve: $872.00 Shipping: Domestic: FrSee Sold Price
SoldBlack Opal Ring and Earring SuiteBlack opal ring and earring suite. Earrings measure approx 1" long. Ring size: 5.5 Stamp: 14KT PM. Gross Weight: 17.10 dwt.See Sold Price
SoldAntique 14k Gold Black Opal RingAntique 14k gold ring with black opal (15.6mm x 9mm). Ring size - 5. Ring top - 17mm x 10mm. Marked: 14k. Weight - 3.7 grams.See Sold Price
Sold9 Ct Gold & Black Opal RingDESCRIPTION: 9 carat gold ring, featuring a large square black opal centerpiece. Hallmarked "9CT" Total weight: 5.41g (3.48 dwt) CIRCA: 20th Century ORIGIN: DIMENSIONS: Size 8 CONDITION: Good conditioSee Sold Price
Sold18k gold with South African diamond natural black opal ring18k gold with South African diamond natural black opal ring. Main stone 3.56ct Main stone size: 12*9mm; brilliant fire Reserve: $800.00 Shipping: Domestic: Shipping rates are determined by destinationSee Sold Price
Sold14K Gold Diamond Black Opal RingMETAL: 14k Gold. GEMSTONES: Diamonds 0.08ctw. Black opal - 13.2mm x 10.4mm. MEASUREMENTS: Ring size 6 1/2, ring top is 13mm wide. MARKED: 14k, Maker's mark. WEIGHT: 3.9 grams.Gemstones have not beSee Sold Price
SoldANTIQUE BLACK OPAL RING IN 14K GOLDAntique Doublet Black Opal Ring in 14K yellow gold, size 5 1/2. Good condition.See Sold Price
SoldAustralian 14K Gold Black Opal RingDESCRIPTION: 14K gold ring featuring a black opal inset in a pierced mount. Includes box. Total weight: 3.74 g. / 2.4 dwt CIRCA: 20th Century ORIGIN: Australia DIMENSIONS: Ring size - 7 CONDITION: InSee Sold Price
SoldART NOUVEAU BLACK OPAL RINGVintage Custom Ring set with central oval natural black opal, with round blue sapphire above and round ruby star sapphire below, in a leaf design sterling silver setting, Size 7. Good condition.See Sold Price
Sold14k Gold Black Opal Ring14k Gold Black Opal Ring opal stone, 18 mm x 13 mm Ring Size 6 1/2 10.4 dwt gross stamped 14kSee Sold Price
SoldA gold single stone black opal ring,A gold single stone black opal ring, A gold single stone black opal ring, a round cabochon black opal, damaged, rub set to tapering, textured, flat section band, tested as approximately 18ct gold, 11.See Sold Price
Sold14k Gold Black Opal RingMETAL: 14k Gold. MEASUREMENTS: Ring size - 7.25, ring top - 16mm wide. GEMSTONES: Black opal. MARKED: 14k. WEIGHT: 8.3 grams.Gemstones have not been graded for color and clarity ,and tested for claritSee Sold Price