NO RESERVE - AN ANTIQUE BLACK OPAL AND DIAMOND CLUSTER

NO RESERVE - AN ANTIQUE BLACK OPAL AND DIAMOND BAR BROOCH, CIRCA 1910, Made in yellow gold and platinum, Oval cabochon black opal, weighing approximately 1.61 carats, Single cut and rose cut diamonds,

18ct gold hallmarked black opal & diamond cluster ring: Outstanding ring supplied by Boodles, ring size T, 24 small but high grade diamonds. Opal measures 16mm x 11mm.

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

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

Antique Black Australian Opal on Matrix Diamond Brooch of 18K Gold Dimensions: 15.86 x15.35 x12.00 mm* Weight: 22.80 grams* * (estimate/approximately)

A BLACK OPAL AND DIAMOND CLUSTER RING LONDON 1975The oval cabochon black opal within a surround of brilliant cut diamonds, approximately 0.48 carats total, the 18 carat gold shank stamped with sponsor

AN ANTIQUE OPAL AND DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with a cabochon opal in a cluster of rose cut diamonds, stamped 18CT & PLATINUM, size M / 6.25, 2.7g. 

NO RESERVE, OPAL AND DIAMOND CLUSTER RING. opal in the center , surrounded by diamonds totalling approx. 0.75 ct. size K. 5.2 grams.

AN ANTIQUE OPAL AND DIAMOND CLUSTER RING set with a cabochon opal in a cluster of old cut diamonds, size M / 6, 2.9g.

NO RESERVE - A BLACK OPAL AND DIAMOND PENDANT NECKLACE, CIRCA 1910, Made in 15 carat yellow gold, platinum and 18 carat yellow gold, the chain later added, Oval cabochon black opal, weighing approxima

NO RESERVE - AN ANTIQUE OPAL AND DIAMOND DRESS RING, Made in yellow gold, Three graduated oval cabochon opals, Old European brilliant cut diamonds (one replaced with a round brilliant cut diamond), No

Antique 14k gold stick pin, with pear cut black opal - 9 x 6.5mm, and 0.10ct diamond. Pin is 64mm long. Weight - 1.5 grams.

Ladies fine antique estate ring in 14kt rose gold, black opal and diamond ring containing: (3) round brilliant cut diamonds, approx 0.12, average clarity: VS2, color: H; (1) Old European cut diamond,

NO RESERVE - AN ANTIQUE TURQUOISE AND DIAMOND CLUSTER RING in 9ct yellow gold, comprising a star motif set with a rose cut diamond in a cluster of round cabochon cut turquoise, the shoulders accented

NO RESERVE - A PAIR OF ANTIQUE DIAMOND CLUSTER EARRINGS in yellow gold and silver, each set with a rose cut diamond suspending a cluster of further rose cut diamonds, no assay marks, 1.6cm, 2.4g.

NO RESERVE, AN ANTIQUE RUBY AND ROSE CUT DIAMOND CLUSTER RING. Finger size: O, weight: 3.1 gram. 

Antique Estate Victorian 14kt Gold Opal & Diamond Floral Motif Cluster Ring. Having textured gold beadwork around border. Set with cabochon opals and round diamonds. Ring size 4.25 can be resized.

DESCRIPTION: An antique black opal pendant necklace. Features a 16-18 Carat Opal, further completed with diamond set platinum bow in a 14kt yellow gold setting. Complete with a 14kt yellow gold box ch

This is a vintage ladies ring made by the Fine Jewelers Guild (FJG). Rendered in fine 18K yellow gold, this biomorphic ring features a cluster of six Australian opal cabochons with striking red, green

Antique black opal cameo set atop onyx set in platinum and 18kt white gold with diamonds. Width 1 3/8;; total weight 7.5 grams Condition: Two tight fissures in onyx at 12 and 6, perhaps intentional

3 ANTIQUE OPAL AND GOLD RINGS: 1.) Romany (Hans Stern Romany)14K Opal and Diamond Cluster Ring, in shades of blue and green, fur oval opal cabochons surround a prong set center diamond, size 8,stamped

NO RESERVE - AN ANTIQUE ART NOUVEAU DIAMOND AND OPAL BAR BROOCH in 15ct yellow gold, set with an old cut diamond and an opal cabochon within two scrolling bars, stamped 15, 4.0cm, 3.9g.

14K Yellow Gold Black Opal Cabachon Diamond Ring. Size 8 wt. 9 grams Opal 15mm

THREE ANTIQUE RINGS in yellow gold, one an opal, diamond and sapphire cluster, one signet ring, the third set with a trio of sapphires, size M / 6, 5.9g.