12mm Opal, 0.85ctw Diamond and 14K Ring W/Sapphire AccentsGWS Auctions Inc.4.5(287)$400(1 bid)Feb 07, 2026
Oval Opal and Diamond Cocktail Ring 14K Yellow Gold 0.70ctwPapps Family Liquidation4.3(378)$6305 days Left
14K Yellow Gold Opal and Diamond RingNew England Auctions - Fred Giampietro4.6(436)$200(4 bids)Feb 12, 2026
14k Yellow Gold 6.00ct Opal 2.30ct Diamond RingPrestige Auction Galleries4.4(638)$50(1 bid)10 hrs Left
SoldOpal, Diamond, 18k Yellow Gold Ring.Opal, Diamond, 18k Yellow Gold Ring. Featuring one pear shaped opal cabochon measuring approximately 16.7 x 11.72 mm, accented by fourteen full-cut diamonds weighing a total of approximately 0.50 cttwSee Sold Price
SoldOpal, Diamond, 18k Yellow Gold Ring.Opal, Diamond, 18k Yellow Gold Ring. Featuring one oval shaped opal cabochon measuring approximately 23.2 x 14.1 mm, accented by twelve full-cut diamonds weighing a total of approximately 0.65 cttw.,See Sold Price
SoldTwo Opal, Diamond, 18k Yellow Gold RingsTwo Opal, Diamond, 18k Yellow Gold Rings. Including one round shaped opal cabochon, 18k yellow gold solitaire ring, size 4 3/4 together with one European opal, diamond, 18k yellow gold ring semi-mountSee Sold Price
SoldOpal, Diamond, 18k Yellow Gold Ring.Opal, Diamond, 18k Yellow Gold Ring. Featuring one oval shaped opal cabochon measuring approximately 18.15 x 13.1 mm, accented by four full-cut and six baguette-cut diamonds weighing a total of approxSee Sold Price
SoldOpal & Diamonds 18k yellow Gold Ring18k yellow Gold Ring, set with a Pear shaped Cabochon Opal with 6 Singe cut Diamonds on the side weighing Approx. 0.60 carats. J-K color, I1 clarity. Ring size: 8. Weight: 5.8 grams.See Sold Price
SoldMens 18K Gold Opal and Diamond RingMens opal and diamond 18K yellow gold ring, central opal cabochon, channel set round brilliant diamond rectangular border, marked size: 9.5 total weight: 32.9 Provenance: Property from a San AntonioSee Sold Price
SoldKabana 0.20ctw Diamond, Opal and 18K Yellow Gold RingKabana 0.20ctw Diamond, Inlaid Opal and Solid 18K Yellow Gold Ring - This lovely ring was made by Kabana, a New Mexico designer and manufacturer with fine jewelry creations made entirely in the UnitedSee Sold Price
Sold1.33 Ct. Natural Opal and Diamond 0.38 Ct. 18K Yellow Gold Ring Jewelry 3.87 G. Size 6.5Jewelry Setting Metal: 18K Yellow Gold Jewelry Weight: 3.87 Grams. Ring Size: 6.5 Resizable(Fee) Diamond Details Total Diamond Weight: 0.38 CT. Diamond Size: 1.5 Mm. 28 Pcs. Gemstones Details ProductSee Sold Price
SoldDiamond, opal and 18k yellow gold ringDiamond, opal and 18k yellow gold ring Centering (1) princess-cut diamond, weighing approximately 0.40 ct., flanked by (2) opal inlays, set in an 18k yellow gold mounting, size 9, gross weight 20.2 grSee Sold Price
SoldUnusual Opal and Diamond RingUnusual Opal and Diamond Ring 18k yellow gold, the ring mounted with an oval opal cabochon weighing approximately 5.80 carats, set in a gold mounting in the form of branches, accented with round brillSee Sold Price
Sold3.00ct Mexican Fire Opal, 1.25ctw Diamond and 18K Ring3.00ct Mexican Fire Opal, 1.25ctw Diamond and 18K Yellow Gold Ring - This ring was finely crafted in 18k yellow gold and boasts a 3.00ct (approximate) round cut Mexican fire opal. The opal has a fierySee Sold Price
SoldSouth Sea Cultured Pearl, Diamond, Opal Inlay, 18kSouth Sea Cultured Pearl, Diamond, Opal Inlay, 18k Yellow Gold Ring. Featuring one round south sea cultured pearl measuring approximately 11.6 mm, accented by twelve full-cut diamonds weighing a totalSee Sold Price
SoldOpal, diamond, and gold ringOpal, diamond, and gold ring Of floral design, set with cabochon opals and round brilliant-cut diamonds 18k yellow gold Ring size 7.50; Gross weight 5.0 dwtsSee Sold Price
SoldChimento 11.00ctw Orange Sapphire & Diamond 18K RingChimento Moonrise Collection 9.50ctw Orange Sapphire, 1.50ctw VS1-VS2/F-G Diamond, Yellow Opal & Solid 18K Yellow Gold Ring - This exquisite ring from Chimento's Moonrise Collection has a bombe styleSee Sold Price
Sold18K Gold, Opal and Diamond RingProperty from a Bluffton, SC Private Collection Description: 18K Gold, Opal and Diamond Ring, 18K yellow gold band set with six approximately 5.9 mm x 4.2 mm oval opals in a flower petal form withSee Sold Price
Sold18K YELLOW GOLD OPAL & DIAMOND RING18K Yellow Gold, opal and diamond ring TCW of the diamonds - 3.3Ct.Weight: 11.6 g. approx:Length: 23.3 mm. approx:Width: 18.8 mm. approx.Opal 16.6 mm. x 11.9 mm. x 2.9 mm. Size: 8See Sold Price
Sold18K Yellow Gold Opal & Diamond Ring & EarringsSet of 18k yellow gold diamond and opal earrings and ring including:18k yellow gold opal and diamond ring; with nine white-crystal oval cabochon cut opals and 20 round brilliant diamonds. One large ovSee Sold Price
SoldOpal, diamond, and gold ringOpal, diamond, and gold ring Set with a cabochon opal with round brilliant-cut diamond prongs and shoulders 18k yellow gold Ring size 6.25; Gross weight 5.6 dwts This work will ship from Lambertville,See Sold Price
Sold21 Carat Opal & Diamond Ring18k yellow gold ring, with an amazing fine color Australian opal weighing 21.65 carats and surrounded by 1.85 carats of fine white diamonds. Stunning overall ring. The size is a 6 1/2. The ring weighsSee Sold Price
SoldE.J. & Co. 5ct Fire Opal, Diamond & 18K RingE.J. & Co. Designer 5.00ct Fire Opal, 0.85ctw SI1-SI2/G-H Diamond & Solid 18K Yellow Gold Ring W/Hallmarks - This beautiful ring is made of solid 18k yellow gold, and boasts a beautiful, 5.00ct oval-cSee Sold Price
SoldA Fine 18K Yellow Gold Opal Diamond & Ruby RingA Fine 18K Yellow Gold Opal Diamond & Ruby RingThe Opal measures 13.80mm x 9.39mm and is set in 18k [tested] yellow gold. Approximately 1/3 ctw in diamonds. Weight is 7.9g including stones. Ring sizeSee Sold Price
SoldSuperb 18K YG 18.5 CTW Opal & Diamond RingSuperb 18K yellow gold ladies ring having a massive 18.55 carat oval cabochon cut dark fiery opal surrounded by 5.85 carat total weight brilliant cut white diamonds in a double bezel pattern. Ring isSee Sold Price
SoldYellow Gold Opal and Diamond Cocktail RingTested 18k yellow gold ring, mark possibly obscured by sizer, center triplet opal, approx 15mm x 12mm, framed with 14 prong set .03 ct round diamonds, 6 prong set .2 ct marquis cut diamonds. Approx. 1See Sold Price
SoldA Lady's Opal and Diamond Cocktail Ring18K yellow gold ring with opal approx 22 mm x 15 mm set in the center of the ring; opal is in mint condition and has strong blue green play of color, baguette and round diamonds are set in halo aroundSee Sold Price