6.33 Carat Black Opal Measuring 14.8 X 10.6 X 8.2mm.

BLACK OPAL AND DIAMOND RING Containing one oval cabochon black opal measuring approximately 23.00 x 15.00 x 6.45 mm and 34 transitional and single cut diamonds weighing approximately 0.65 carat total.

ART DECO, BLACK OPAL AND DIAMOND BROOCH Containing one oval cabochon black opal measuring approximately 19.85 x 17.10 x 5.85 mm and 18 old mine cut diamonds weighing approximately 0.80 carat total. Mo

Crafted in platinum and 18K gold; set with a trapezoid cabochon-cut black opal, measuring approximately 12.40 x 9.30 x 4.65 mm; lozenge-shaped sapphire, weighing approximately 2.60 carats; accented by

Black Opal, Diamond, Platinum, Gold Ring The ring features an oval-shaped black opal caboc

BLACK OPAL AND DIAMOND RING Containing one oval cabochon black opal measuring 10.85 x 9.00 mm and 12 round brilliant cut diamonds weighing approximately 1.20 carats total. Mounted in yellow gold. Ring

BLACK OPAL AND DIAMOND RING Containing one oval cabochon black opal measuring approximately 15.00 x 13.00 mm and 40 round brilliant cut diamonds weighing approximately 0.40 carat total. Mounted in yel

Oval black opal weighing approx 1 carat measuring 10mm x 7mm and small round diamond set in 14K white gold pendant measuring approx 1 1/8" long with 18" 14K white gold chain, weighs 2.1dwt No Reserve

18k white gold diamond and black opal doublet pendant set with a black opal doublet measuring approx. 11mm x 8.5mm, and 45 round brilliant cut diamonds, approx .45 carat total weight, measuring approx

No Reserve! Title: 1.48 Ctw Natural Ethiopian Black Fire Opal Oval Cut Stone Clarity: Opaque Gemstones: Natural Black Opal Carat Weights: 1.48 Size/Dimensions: 11.50 x 7.50 x 4.50 mm Additional Inform

BLACK OPAL AND DIAMOND RING Containing one opal measuring approximately 15.60 x 10.85 x 5.45 mm, six marquise and 14 round brilliant cut diamonds weighing approximately 2.20 carats total. Mounted in b

No Reserve! Title: 1.48 Ctw Natural Black Fire Opal Pear Cab Stone Clarity: Translucent Gemstones: Natural Opal Carat Weights: 1.48 Size/Dimensions: 10.50 x 7.50 x 4.60 mm Additional Information: Shap

10 ct. Lightning Ridge opal and diamond dinner ring set in 14K white gold mounting. Oval black opal measuring 13 mm x 10 mm x approx. 3.7 mm and containing 12 round brilliant diamonds with a total wei

A un-treated black opal, diamond and eighteen karat bi-color gold ringdesigned as an oval cabochon black opal, measuring 14.49 x 12.65 x 6.51 mm, within pierced and millegrained round brilliant-cut di

A Platinum, Black Opal and Diamond Pendant, containing one oval cabochon cut black opal measuring approximately 29.00 x 21.00 x 8.84 mm and 52 round brilliant cut diamonds weighing approximately 5.00

Arts and Crafts Black Opal, Diamond, Enamel, Gold Necklace, Marcus & Co. The necklace

Arts and Crafts Black Opal, Diamond, Enamel, Gold Necklace, Marcus & Co. The necklace

Black Opal, Diamond, Platinum Ring, Ayres The ring features a pear-shaped black opal caboc

BLACK OPAL AND DIAMOND EARRINGS Containing black opals measuring approximately 20.00 x 8.50 x 3.00 mm and round brilliant cut diamonds. 14 karat yellow gold. 1 1/2 inches long. Gross weight: 3.10 dwt.

A black opal, diamond and eighteen karat gold ringdesigned as a pear cabochon black opal, measuring approximately 9.75 x 7.50 x 3.90 mm, framed by round brilliant-cut diamonds. 2.7 dwt; size: 10 1/2

A pair of black opal, diamond and fourteen karat gold earringseach a half moon-shaped black opal tablet, measuring approximately 13.00 x 9.35 x 3.60 mm or 12.90 x 8.60 x 3.50 mm, set with round brilli

CAPTIVATING 4.60 CT CERTIFIED ELECTRIC FLASHING BLACK OPAL. CAB CUT MEASURING 10.51 x 13.78 x 6.50 mm. STUNNING INTERNAL ELECTRIC GREEN FLASHING WITH GOLD AND RED HIGHLIGHTS EXTREME SPARRKLE AND RADIA

Product ID: 818724295 / Product Name: Natural Opal / Weight: 2.56 CT. / Size: 12.8 x 10.6 x 4 MM. / Shape: Pear Cabochon / Color: Multi-Color / Clarity:Semi - Transparent / Luster: Iridescent / Gems O

Black opal and gold ring, an oval cabochon-cut opal measuring 22 x 10 x 7.3 mm in a gold decorated mount, stamped 585. Tested as 14 ct

ANTIQUE BLACK OPAL AND DIAMOND RING, EARLY 20TH CENTURY mounted in yellow gold, claw-set with an oval black opal measuring 14.8 x 10.5mm,and weighing approximately 3.36 caarts, within a border of circ