A black opal, diamond and eighteen karat gold ring

A black opal, diamond and eighteen karat gold ringdesigned as an oval opal, measuring approximately 13.3 x 10.9 x 3.5 mm, within marquise and round brilliant-cut diamond mount; estimated total diamond

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 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 black opal and eighteen karat gold ringdesigned as an oval opal, measuring approximately 17.80 x 12.00 mm, bezel-set within substantial gold mount. 8.0 dwt; size: 6 1/2

Vintage Black Opal Mosaic Inlaid 14 Karat Yellow Gold Ring with Approx. .30 Carat TW Two Round Brilliant Cut Diamonds. Opals with good play of color. Diamonds F color, VS1-SI1 clarity. Stamped 14K. Ri

Vintage Black Opal Mosaic Inlaid 14 Karat Yellow Gold Ring with Approx. .65 Carat TW Four Round Brilliant Cut Diamonds. Opals with good play of color. Diamonds F color, VS1-VS2 clarity. Stamped 14K. R

18 karat yellow gold ring with one oval cabochon semi-Black Opal with gray background that weighs 15-1/2 carats. 41 round full cut diamonds at 0.84 NEIMAN MARCUS. Appraised Fair Market Value (FMV) is

A group of gemstone and gold ringsincluding two Victorian eighteen karat gold rings, set with seed pearls and rubies; four Victorian fourteen karat gold rings set with opals, rubies or diamonds; a whi

An Opal and Diamond Ring. 14 karat yellow gold ring contains one prong set oval cabochon opal which is aurrounded by ten prong set round diamonds, which are surrounded by a single band of black enamel

Vintage Approx. .70 Carat TW Ten Round Brilliant Cut Diamond, 9.2mm Gem Quality Black Pearl, Black Opal Mosaic and 14 Karat Yellow Gold Ring. Diamonds F color, VS1-VS2 clarity. Opals with good play of

A Black Opal Ring. 14 karat white gold mounting containing one round cabochon black opal surrounded by one row of 16 round diamonds Size: 5.5 Wt: 3.8 grams

A group of gem-set gold ringsincluding an oval-cut emerald, measuring approximately 7.6 x 5.5 x 3.0 mm, and tapered baguette or round brilliant-cut diamond eighteen karat gold ring; A sapphire, ruby,

A group of yellow sapphire, diamond and gold ringsincluding an oval-cut yellow sapphire, weighing approximately 0.50 carats, and round brilliant-cut diamond eighteen karat gold ring; an oval-cut yello

An unheated Burma ruby, diamond and eighteen karat gold ringdesigned as an oval-cut ruby, weighing 3.77 carats, flanked by two round brilliant-cut diamonds; accompanied by GIA report no. 2225345800, M

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

A diamond and eighteen karat white gold ringdesigned as a round brilliant-cut diamond, weighing approximately 1.50 carats, flanked by tapered trapezoid step-cut diamonds, between diamond shoulders. 3.

An unheated Burma ruby, diamond and eighteen karat gold ringdesigned as an oval-cut ruby, weighing 2.43 carats, flanked by two round brilliant-cut diamonds; accompanied by GIA report no. 6224358881, M

A turquoise, diamond, and eighteen karat gold ringcentering a round turquoise cabochon measuring approximately 9.10 mm, secured by straps of baguette-cut diamonds in a pavé-set round brilliant-cut di

Vintage from the 1920s Ships from New York! Shorter shipping distances are kinder to the planet Ordering items closer to you is more likely to reduce your purchase's carbon footprint. Materials: Black

A diamond and eighteen karat gold ring the wide gold band centering a pear shaped diamond weighing approximately 1.30 carats, bezel-set in white gold. (7.7 dwt.; Size: 9)Condition report: Please note

SAPPHIRE, DIAMOND AND EIGHTEEN KARAT GOLD RING. The heavy 18k white gold ring with round-cut diamonds pave' set around a large oval-cut sapphire with an estimated weight of 16.58 cts. Total combined e

A star ruby, diamond and eighteen karat gold ringdesigned as a round cabochon star ruby, weighing approximately 6.15 carats, claw-set within circular cut diamond frame, flanked by channel set baguette

A tourmaline, diamond and eighteen karat gold ringcentering a carved pink tourmaline, weighing approximately 4.00 carats, surrounded by full-cut diamonds; Estimated total diamond weight: 0.60 carat. G

A diamond and eighteen karat gold ring, Haroldo Burle Marx Brazil designed as a round brilliant cut diamond weighing approximately 0.65 carat, six-prong set over a polished and brushed gold geometric