Cocktail & Statement Rings

Opal and 18k gold ring First Image

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Opal and 18k gold ring First Image

Opal and 18k gold ring

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VINTAGE 18K GOLD RING WITH 19 NATURAL OPALS (SIZE: 8.25) 6.5 GRAMS (1 of 2)

VINTAGE 18K GOLD RING WITH 19 NATURAL OPALS (SIZE: 8.25) 6.5 GRAMS

Feb 22, 2026

VINTAGE 14K YELLOW GOLD STATEMENT RING 3.50CT. NATURAL ROUND OPAL (1 of 2)

VINTAGE 14K YELLOW GOLD STATEMENT RING 3.50CT. NATURAL ROUND OPAL

Mar 08, 2026

VINTAGE 14K YELLOW GOLD STATEMENT RING 3.50CT. NATURAL ROUND OPAL (1 of 2)

VINTAGE 14K YELLOW GOLD STATEMENT RING 3.50CT. NATURAL ROUND OPAL

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DIAMOND OPAL GOLD RING VINTAGE 18K YELLOW LARGE DOME SHAPE (1 of 2)

DIAMOND OPAL GOLD RING VINTAGE 18K YELLOW LARGE DOME SHAPE

Feb 08, 2026

10k Yellow Gold Pearl & White Opal Ring (1 of 4)

10k Yellow Gold Pearl & White Opal Ring

Berner's Antique Auction Gallery

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Vintage 18kt yellow Gold Ring with Opal & Rubies (1 of 7)

Vintage 18kt yellow Gold Ring with Opal & Rubies

Winbids Auctions

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Opal & Diamond Ring 14Kt. (1 of 4)

Opal & Diamond Ring 14Kt.

Pacific Auction House

Feb 25, 2026

14K Yellow Gold Opal and Diamond Ring (1 of 3)

14K Yellow Gold Opal and Diamond Ring

New England Auctions - Fred Giampietro

Feb 12, 2026

OPAL AND DIAMOND RING (1 of 1)

OPAL AND DIAMOND RING

Etrusca Auctions

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14K GOLD RING SET WITH NATURAL OPAL SIZE: 5.25 (1 of 2)

14K GOLD RING SET WITH NATURAL OPAL SIZE: 5.25

Feb 22, 2026

Size 8 .13ct Oval Cut Opal in 18K Gold Plated Ring (1 of 3)

Size 8 .13ct Oval Cut Opal in 18K Gold Plated Ring

Weatherham Estate Treasures

Feb 12, 2026

14K GOLD RING WITH NATURAL OPAL AND 0.05CTS OF DIAMONDS SIZE: 6 2.6G (1 of 2)

14K GOLD RING WITH NATURAL OPAL AND 0.05CTS OF DIAMONDS SIZE: 6 2.6G

Feb 08, 2026

AN 18K GOLD AND STERLING SILVER OPAL RING (1 of 3)

AN 18K GOLD AND STERLING SILVER OPAL RING

Kimballs Auction and Estate Services

Feb 08, 2026

14K Yellow Gold 6.52ct Opal and 1.79ct Diamond Ring (1 of 5)

14K Yellow Gold 6.52ct Opal and 1.79ct Diamond Ring

Riverside Galleries

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14K Yellow Gold 6.52ct Opal and 1.79ct Diamond Ring (1 of 5)

14K Yellow Gold 6.52ct Opal and 1.79ct Diamond Ring

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18K Gold, Opal & Ruby Ring (1 of 6)

18K Gold, Opal & Ruby Ring

Case Antiques, Inc. Auctions & Appraisals

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Vintage Men's Beautiful Boulder Opal & 18K Gold Ring (1 of 6)

Vintage Men's Beautiful Boulder Opal & 18K Gold Ring Here is a very nice men\'s natural boulder opal ring set in 18K yellow gold. This one has been around for awhile, probably since the 40\'s.Stunning oval shape boulder opal displays a beautiful green p

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Opal 18K Gold Ring, (1 of 5)

Opal 18K Gold Ring,fiery oval cabochon weighing approx. 2 carats in 18K yellow gold, currently size 7 1/2, 2.5 grams.

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Art-Deco Opal & 18K Gold Ring (1 of 1)

Art-Deco Opal & 18K Gold Ring Deco Opal & Gold Ring Circa. 1930 American. . Natural opal tested with refractive index liquid. Classic 4-prong setting in 18k gold. Marked "18K" Size 5 3/4 Can be easily sized by a jeweler Opal i

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16mm Opal & 18K Yellow Gold Ring W/Diamonds (1 of 6)

16mm Opal & 18K Yellow Gold Ring W/Diamonds 16mm Opal & Solid 18K Yellow Gold Estate Ring W/Diamond Accents - This lovely ring was finely crafted of solid 18k yellow gold and is decorated with a 16mm x 10mm opal which displays a beautiful bluis

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Orange Fire Opal 18K Yellow Gold Ring with Diamond Accents (1 of 7)

Orange Fire Opal 18K Yellow Gold Ring with Diamond Accents Size: 6.5 Metal Type: 18K White Gold (Tested) Weight: 14.2G

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Opal & Emarald 18K Gold Ring, (1 of 5)

Opal & Emarald 18K Gold Ring,3 fiery oval cabochon opals totaling 1.50 carats and 3 round emeralds totaling .25 carat, 18K yellow gold mid-century designer type setting, with appraisal of $1,950.00, currently size 8.

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An opal and 18k gold ring (1 of 2)

An opal and 18k gold ring An opal and 18k gold ringdesigned with a pear-shaped rose-cut opal, measuring approximately 18.00 x 8.60 x 4.10 mm, and an oval rose-cut opal, measuring approximately 10.60 x 8.50 x 3.30 mm; 1.5 dwt;

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Opal and 18k gold ring (1 of 1)

Opal and 18k gold ring size: 7 1/4 (missing 2 opals)

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Kabana 0.20ctw Diamond, Opal and 18K Yellow Gold Ring (1 of 7)

Kabana 0.20ctw Diamond, Opal and 18K Yellow Gold Ring Kabana 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 United

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An opal, diamond, and 18k gold ring (1 of 1)

An opal, diamond, and 18k gold ring An opal, diamond, and 18k gold ringDesigned with freeform opal cabochons, interspersed by round-cut diamonds; size 7 1/2; 20.00 grams

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Opal, Diamond, 18k White Gold Ring. (1 of 4)

Opal, Diamond, 18k White Gold Ring.Opal, Diamond, 18k White Gold Ring. Centering one oval opal cabochon measuring approximately 18.2 x 11.9 mm, accented by one hundred and twelve full-cut diamonds weighing a total of approximately 1.00

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Diamond, opal and 18k yellow gold ring (1 of 3)

Diamond, opal and 18k yellow gold ring Diamond, 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 gr

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Opal, Diamond, 18k Yellow Gold Ring. (1 of 2)

Opal, 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 cttw

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4.96 Carat Fire Opal Cabochon Diamond 18k Gold Ring (1 of 5)

4.96 Carat Fire Opal Cabochon Diamond 18k Gold Ring METAL: 18k Gold. MEASUREMENTS: Ring size - 6.5, ring top - 15mm wide. GEMSTONES: Fire opal cabochon - 4.963ct, Diamonds - 0.70ctw. MARKED: 4.963, k18, D070. WEIGHT: 9.2 grams.Gemstones have not been g

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7.5mm Opal & Solid 18K Yellow Gold Ring (1 of 6)

7.5mm Opal & Solid 18K Yellow Gold Ring 7.5mm Opal & Solid 18K Yellow Gold Ring - This lovely ring was finely crafted of solid 18k yellow gold and is embellished with 7.5mm genuine opals. The ring measures 43mm x 21mm across the top of the

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Opal, Diamond, 18k Yellow Gold Ring. (1 of 1)

Opal, 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.,

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Two Opal, Diamond, 18k Yellow Gold Rings (1 of 5)

Two Opal, Diamond, 18k Yellow Gold Rings Two 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-mount

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An opal, diamond and 18k gold ring (1 of 2)

An opal, diamond and 18k gold ring An opal, diamond and 18k gold ringthe wide eternity band bezel-set with faceted opals and reverse-set colored diamonds; estimated total opals weight: 5.50 carats; estimated total diamond weight: 1.95

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Opal & Diamonds 18k yellow Gold Ring (1 of 5)

Opal & Diamonds 18k yellow Gold Ring 18k 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.

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Fine Opal 18k Yellow Gold Designer Ring (1 of 8)

Fine Opal 18k Yellow Gold Designer Ring Fine Opal 18k Yellow Gold Designer Ring. Opal center stone measures 16 mm x 10 mm (1.125 inches x .4375 inches), head of ring measures 23 mm x 21 mm (1.875 inches x 1.5625 inches). Ring size 7. Weighs

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A tanzanite, opal doublet and 18k gold ring (1 of 2)

A tanzanite, opal doublet and 18k gold ring A tanzanite, opal doublet and 18k gold ringthe bypass ring set with a rose-cut tanzanite, measuring approximatey 14.83 x 9.95 x 4.60 mm, and an opal doublet tablet, measuring approximately 12.00 x 6.4

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Opal, Diamond, 18k Yellow Gold Ring. (1 of 1)

Opal, 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 approx

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Opal Cabochon & 18K Yellow Gold Ring (1 of 2)

Opal Cabochon & 18K Yellow Gold Ring 18K yellow gold ring; featuring central opal cabochon, surmounting 18 of pear form set into openwork mount; stamped "18K"; Provenance: Collection of Joel Emanuel; size 6

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Size 8 .23ct Oval Cut Opal in 18K Gold plated Ring (1 of 3)

Size 8 .23ct Oval Cut Opal in 18K Gold plated Ring Size 8 .23ct Marquise Cut Opal in 18K Gold plated Ring. PLease view photos for further details.

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