J.E. Caldwell 12.50ct Opal, 0.80ctw Diamond, Platinum Ring

Opal, Diamond, Platinum Ring The ring features an oval-shaped opal cabochon measuring 19.4

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-

Art Deco Opal, Diamond, Platinum Ring The ring features an oval-shaped opal cabochon measu

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

An oval opal cabochon with predominately green color play, approx. 7.0 cts. by formula, baguette and RBC diamond pierced shoulders, diamonds approx. .36 ct. TW. Ca. 1940. Unmarked. Size 7 1/2. 4.1 dwt

3.10ct Cabochon Emerald, 0.80ctw VS2-SI1/G-H Diamond Solid Platinum Ring - This beautiful ring was finely crafted of solid platinum and boasts an approximately 3.10ct round-shaped emerald cabochon. Th

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

Metal : Platinum Designer : Not Signed Gemstone : Fire opal 11.07ct, Diamonds 1.74ctw Measurements : Ring size 8, top is 21 x 18mm. Marked: : 11.07, 1.74, pt900. Weight: 16.9 grams

13.95ct Lavender Jade, 0.80ctw SI1-SI2/G-H Diamond Solid Platinum Ring - This lovely ring was finely crafted of solid platinum and boasts an approximately 13.95ct lavender jade cabochon. The band has

4.25ct Aquamarine, 0.80ctw VS1-VS2/G-H Diamond Solid Platinum Ring - This beautiful ring was finely crafted of solid platinum and boasts a 4.25ct (approximate) aquamarine. The ring is then finished wi

11.5mm Turquoise, 0.80ctw SI1-SI2/G-H Diamond Solid Platinum Ring - This ring is made of solid platinum and boasts an 11.5mm turquoise cabochon. The ring is also embellished with approximately 0.80ctw

Metal Content: Platinum. Weight of Item: 7.4 g.Size: Ring size - 6.5, width f the top - 17mm.Gemstone: Opal, Diamond. Carat Weight:1.29ct, 0.71ctw.Stamp: Pt900, 1.293, 0.71.

Black opal triplet with diamond halo set in platinum. Size- 6.5 Approximate total diamond weight- 0.70 cttw Weight- 9.0 grams Condition- heavy scratches to opal. In-house shipping available within con

A gorgeous 900 platinum ring set with a 1.59-carat cabochon-cut opal center stone and surrounded by 0.08-carats of brilliant round cut diamonds. Six brilliant round-cut diamonds accent the 1.59-carat

13.26 Carat Oval Cabochon Black Opal, 2.26 Carat TW Eighteen Round Brilliant Cut Diamond and Platinum Ring. Opal with very good play of multi color. Diamonds E-F color, VVS-VS clarity. Stamped Pt900.

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

5.90ct Black Opal, 2.00ctw VS2-SI1/G-H Diamond Solid Platinum Ring - This beautiful ring was finely crafted of solid platinum and boasts a 5.90ct (approximate) genuine black opal which displays an exq

4.75ct Emerald, 0.80ctw VS1-VS2/G-H Diamond and Solid Platinum Ring - This lovely ring was finely crafted of solid platinum and boasts a 4.75ct (approximate) oval cut emerald center which displays an

3.50ct Black Opal, 2.00ctw SI1-SI2/G-H Diamond and Solid Platinum Ring - This ring is crafted of solid platinum and boasts an approximately 3.50ct black opal which displays beautiful flashes of green

Round cabochon opal, 13.46 x 8.24 mm., approx. 8 cts., flanked by diamond volute shoulders with onyx bullets, tapered hoop with diamond accents, approx. .60 ct. TW, ca. 1938. Size 9 1/2. 7.7 dwt.

5.85ct Black Opal, 0.85ctw VS1-VS2/G-H Diamond Solid Platinum Ring - This lovely ring was finely crafted of solid platinum and is decorated with a 5.85ct (approximate) black opal which displays a blac

2.15ct Black Opal, 0.95ctw VS1-VS2/G-H Diamond Solid Platinum Ring - This lovely ring was finely crafted of solid platinum and boasts a 10.5mm round cut black opal which displays beautiful vivid flash

13.70ct Opal, 1.00ctw SI1-SI2/G-H Diamond Solid Platinum Ring - This lovely ring was finely crafted of solid platinum and boasts a 13.70ct (approximate) opal. This is a solid opal (not a doublet) and

7.80ct Mexican Jelly Opal, 0.70ctw VS1-VS2/G-H Diamond Solid Platinum Ring - This beautiful ring was finely crafted of solid platinum and boasts an approximately 7.80ct Mexican jelly opal. The opal is