Fine Black Opal Ring

Fine 14K Y/G black opal ring, opal wt. approx. 3.60ct, accented with 8 excellent quality brilliant cut diamonds, tdw approx. 0.50ct, wt. 18.1gm, size 8

A FINE ART DECO BLACK OPAL AND DIAMOND RING in white gold, set with a pear shaped cabochon opal accented by round cut diamonds, no assay marks, size I / 4.5, 3.5g.

Stunning large exceptional quality black Australian opal and diamond ring. Crafted out of platinum. Features a large natural solid black opal cabochon with an explosion of colors ranging from green, b

A beautiful 14K rose gold ring, center a fine black opal wt. approx. 1.0ct, wt. 3.6gm, size 7.5

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 ridged

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.

A single stone black opal ring, A single stone black opal ring, an oval cabochon opal, approximately 9.00mm x 13.00mm, claw set to a plain collet, to trifurcated shoulders, and a plain shank. Tested a

Ladies fine estate ring, a 14kt yellow gold, diamond and black opal ring containing: (12) Old Mine cut diamonds, approx 0.85ct tw, average clarity: SI2, color: J; (1) natural flat opal of oval form, a

METAL: 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 co

1970's Platinum Black Opal & Diamond Ring. The ring is centrally set with a large oval cabochon cut black peacock opal. It exhibits a fine blue to green harlequin play of color. It weighs approx. 5.99

2.19 very fine Australian black opal with platinum settings and 0.44 Diamonds F-VS

Ladies fine antique estate ring in 14kt rose gold, black opal and diamond ring containing: (3) round brilliant cut diamonds, approx 0.12, average clarity: VS2, color: H; (1) Old European cut diamond,

135003 10K YELLOW GOLD BLACK OPAL LADIES RING A 10k yellow gold opal (possibly black opal) ladies ring. Stone Type: Opal Weight: 4.0 GramsSize: US7 Condition: Very fine.

Title: GIA Natural Black Gray Opal Diamond Platinum Ring Description:A huge mid-century crossover ring with several white and clean diamonds and a large back or gray natural opal with no treatment! Th

Sterling silver black opal hue inlaid large oval ring.

Fine sterling silver with inlaid black opal band. Approx size 9

FINE BLACK OPAL, NATURAL SALTWATER PEARL AND DIAMOND PENDANT,High carat gold.Opal with good play of colour.Natural saltwater pearl.Diamonds bright and lively.L. 4.7 cm.4.6 grams.

AN ARTS AND CRAFTS BLACK OPAL RING, a pear-cut black opal in a double claw setting and spaced by fruiting vines. Ring size M

Art 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 we

18K yellow gold ring featuring an amoeba shaped black opal measuring approx. 18 x 7 mm, bezel set, sz 7, 15.1 grams

An important 14k yellow gold pin/pendant with bezel mounted Lightning Ridge Australian black opal, calf's head tourmaline and a round brilliant diamond, signed on back, tests for 14k gold. The majorit

An important 14k yellow gold pin/pendant with bezel mounted Lightning Ridge Australian black opal, calf's head tourmaline and a round brilliant diamond, signed on back, tests for 14k gold. The majorit

14KYG 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. 6.45dwt

14KYG 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. 3.60dwt