GIA 7.17ct natural cabochon opal diamonds sunburst

Size: 7.25 Sterling Silver Natural Opal & Diamond

Size: 7 Sterling Silver Natural Gemstone & Diamond Accent

Play of color.GIA Certified 10.91ct. Natural Non treated Opal.Report: 5172413056Oval cut: 15.85 X 15.08 X 9.67mmthreads of greens, orange and some yellows.Phenomenon: "A Play of Colors"1.10ct. Side na

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

Size: 8.25 Sterling Silver Natural Opal & Diamond

A tremendous amount of color is exhibited through this GIA certified Australian opal. Placed in an exquisite hand made art deco platinum ring that has been designed with clean, white diamonds. Size 5-

Metal : Platinum Designer : Not Signed Gemstone : GIA natural black opal - 1.88ct, measures 12.03 x 9.31mm. Diamonds 0.67ctw. Measurements : Ring size 6, top is 14mm x 16mm. Marked: : pt

Described by:Ayanna CNX 1609 8119 Title:GIA 18ct Natural Untreated Black Opal Cabochon Loose Unset Fine Gemstone Description: GIA 18ct Natural Untreated Black Opal Cabochon Loose Unset Fine Gemstone.

Ladies 18K white gold ring featuring a natural cabochon opal approximately 23.50 carats, accented by 268 round brilliant diamonds approximately 2.49 carats, Clarity-I1, Color-I in a link chain design

14K Gold and Silver Natural Opals and Diamond Cabochon Studsgrams 16.363, gold and silver grams 12.147, diamond weight 1.18 carats, opals 15.90 carats. Diameter 1 1/4 inches

Crafted in platinum featuring (1) natural cabochon black opal weighing approx 3.30ct. The opal is surrounded by (41) round diamonds weighing approx .41cttw and (16) tapered diamond baguettes weighing

Platinum, Opal and Diamond Pendant on Chain, center prong set cushion shape cabochon natural opal, wt. approx. 9.41 cts.; bezel with 16 prong set round brilliant cut diamonds, total wt. approx. 0.50 c

Lady's Edwardian Opal, Diamond & Emerald 14k Brooch 1.5''x.75''. Includes one oval natural opal cabochon measuring approx. 25.7x8.4x2.5mm. It is surrounded by (40) full cut emeralds and (36) round bri

This stunning natural opal necklace is marked OROI Italy and has a 14K rope chain. The pendant is a natural opal cabochon (not a doublet or triplet) set in white gold with a diamond encrusted bale. Ch

1960s Retro Opal with Diamond Halo, 14 Karat Yellow Gold Ring. Features a Natural Opal Cabochon with green and orange color play. The prong set Oval Opal measures 9 millimeters long by 7.1 millimeters

Described by:Ayanna HFA Title:Approx 50ctw GIA Black Opal Natural No Treatment in Modern 18k White Gold Diamond Halo Mounting Description: Approx 50ctw GIA Black Opal Natural No Treatment in Modern 18

AIG Certified 14K yellow gold cast and assembled natural ethiopian fire opal and diamond pendant with 14K yellow gold cable chain. Bezel set pear Cabochon cut opal with intertwining diamond accented b

A captivating 14k two-tone gold ring adorned with an oval cabochon cut natural opal center, flanked by emerald cut green and yellow sapphire corundum gemstones and round brilliant cut diamonds. This u

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

14K Yellow Gold Natural Opal, Pink Sapphire Corundum, and Diamond Ring. A pear cabochon cut natural opal gemstone is mounted in the center of the ring. Heart-cut natural pink sapphire corundum gemston

No Reserve Price!   Grading Results:___________Stone Type: Natural OpalShape: CabochonCarat: 1.10 ctColor: Mix ColorClarity: Translucent   Grading Results:___________

GIA report #5151886173 describes natural, unheated, oval cabochon transparent blue star sapphire, 14.35 x 10.80 x 10.60 mm., originating from Sri Lanka, framed by 16 RBC diamonds, diamond shoulders, a

centering one free form cabochon cut natural white opal measuring 55.80 x 28.00 x 3.65 mm weighing approximately 29.43 carats; and 19 full cut diamonds [I/VS] weighing approximately 1.82 carats total

Introducing the Platinum (PLAT) Natural Black Opal and Diamond Ring by Oscar Friedman, a symbol of exquisite beauty and luxury. This stunning ring features an oval cabochon-cut natural black opal gems