18k White Gold Ring, set with an oval opal cabochon

Set of 18k yellow gold diamond and opal earrings and ring including:18k yellow gold opal and diamond ring; with nine white-crystal oval cabochon cut opals and 20 round brilliant diamonds. One large ov

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

18k white gold ring set with a oval cabochon natural jade. 21 mm x 28 mm x 8 mm. Ring size 5.5

Men's 18K yellow gold ring with center bezel set ethiopian oval cabochon opal that weighs 12.39cts and has a yellowish orange color with orange and green color play. Bezel set on each side is a triang

Antique Art Deco style 18k rose and white gold ring set with 13 x 10.4mm oval cabochon Star Ruby and round brilliant cut diamonds. Ring size 7. Approx. overall weight 17.5 grams.

OPAL, DIAMOND AND 14K WHITE GOLD RING, with 52 round-cut diamonds set around an oval white opal cabochon weighing approximately 5.22cts. Total estimated weight for all diamonds: 1.41CTS. Ring size: 6-

Ladies 18kt white gold opal ring featuring a prong set oval cabochon cut opal measuring 16x7mm and displaying orange fire. Finger size 5. Weight 2.5 grams.

Ring made of brightly polished 18K yellow gold, featuring a prong set oval opal cabochon, weighing approx. 0.60 carat, marked: "750 and with a maker's mark". Measuring US size 4 3/4, approx. 2.4 dwt.

The smokey, chatoyant stone an oval cabochon, set in shank marked "CB 750." Ring size 8.25. Approx. 13.1 DWT total (including stone).

Gorgeous 14kt white gold black opal fashion ring. The ring features one (1), four prong set, oval cabochon opal set accented with bypass white gold feathers. The opal measures approx. 7.85 x 5.25mm, h

Opal and gold ring Set with an oval cabochon opal weighing approx. 17.65 cts in an engraved gold mount 18k yellow gold Ring size 6 1/2; Gross weight 12.6 dwts

18k White gold and opal ring, an appx. 11mm x 13mm rectangular opal cabochon prong set in a filigree setting, size 3.5, 3.4g

In a textured cut-out design set with a treated oval opal cabochon, L. 14mm, with a bar of three single cut diamonds on one side. Testing as 14k. Ring size approx. 5, 8.8g.

14kt white and rose gold opal and diamond ring featuring a prong set oval cabochon cut opal weighing approx. 0.92ct. Surrounded by a halo of prong set round brilliant cut diamonds weighing approx. 0.2

Includes a 14kt yellow gold cocktail ring with central bezel set oval form white opal cabochon with laurel design to band - apparently unmarked, ring size - 4 1/2. Accompanied by a vintage 14kt yellow

OPAL & DIAMOND FLORAL FORM RING set with 10 opal cabochons (center opal 5mm), accented with 8 diamond melee, overall head 13x19mm, in yellow gold (diamonds set in white gold), stamped '14K 18K' (opals

Opal, Diamond, 14k White Gold Ring. Centering one oval opal cabochon measuring approximately 15 x 11.9 mm, surrounded by thirty full-cut diamonds weighing a total of approximately 0.50 cttw., set in a

18K white gold ring featuring oval opal with strong blue and green play-of-color set in center with two rows of diamonds weighing approx. 0.50 ctw, sz 8.75, 6.9 grams

View a video of this lot: Click HereCrafted in platinum and 18K white gold; set with oval cabochon turquoise; marquise brilliant, round brilliant and baguette cut diamonds, weighing a

Opal, Diamond, White Gold Ring. Centering one oval shaped opal cabochon measuring approximately 11 x 8.3 mm, surrounded by fourteen full-cut diamonds weighing a total of approximately 1.00 cttw., set

18K white gold masterpiece ring by Roberto Coin featuring oval cabochon and faceted iolite, round faceted sapphires and diamonds prong set in flexible round slight dome design, Roberto Coin signature

Cocktail Ring crafted in 18k white textured Gold, set with an Oval cabochon natural Turquoise Approx. 4.50 carats. Along with white 26 Single cut Diamonds weighing Approx. 0.50 carats. Ring Top measur

This vintage 18K white gold, centered with an oval cabochon natural Genuine pink coral, prong-set, measurement 20 mm x 13 mm x 4 mm. reating the beautiful sparkle there are (12) Round-cut & (12) Marqu

AN OPAL AND DIAMOND DRESS RING in 18ct yellow and white gold, set with an oval cabochon opal accented by round brilliant and princess cut diamonds, the diamonds all totalling 1.2-1.4 carats, British h