OPAL AND DIAMOND RING set with three graduated oval

ANTIQUE OPAL AND DIAMOND RING set with three graduated oval cabochon opals and old cut diamonds, size M / 6, 6.0g.

AN ANTIQUE OPAL AND DIAMOND RING in 18ct yellow gold, set with three graduated oval opal cabochons, punctuated by pairs of old mine cut diamonds, British hallmarks for Birmingham, 1890, size S / 9, 5.

A LATE 19TH CENTURY OPAL AND DIAMOND RING three graduated oval opals spaced by old-cut diamonds, to carved shoulders. Estimated total diamond weight 0.30ct, marked ‘18CT’, ring size M, 4.0

A VICTORIAN OPAL AND DIAMOND RING three graduated oval opals spaced by pairs of old-cut diamonds, to forked shoulders. Estimated total diamond weight 0.15ct, marked '18', ring size N1/2, 3.0 grams On

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

AN ANTIQUE VICTORIAN OPAL AND DIAMOND RING, 1897 in 18ct yellow gold, set with three graduated cabochon opals punctuated by pairs of old cut diamonds, full British hallmarks for Birmingham 1897, size

AN ANTIQUE VICTORIAN OPAL AND DIAMOND RING, 1897 in 18ct yellow gold, set with three graduated cabochon opals punctuated by pairs of old cut diamonds, full British hallmarks for Birmingham 1897, size

An early 20th century 18ct gold opal and diamond three-stone ring. The graduated oval opal cabochon line, with old-cut diamond double spacers. Estimated total diamond weight 0.10ct. Ring size L1/2. We

OPAL AND DIAMOND BANGLE AND RING, CIRCA 1900 Each set with a graduated row of oval cabochon opals, accented by single-cut diamonds, ring size approx. L½, bangle inner circumference 17.0cm, bangle

A 14K rose gold, opal and diamond ring. Composed of a 14K rose gold band set with 7 stones; three oval cabochons in six-prong crowns, with blue and green play of color and orange and yellow highlights

AN ANTIQUE OPAL AND DIAMOND DRESS RING in 18ct yellow gold, set with a trio of graduated oval cabochon opals, accented by pairs of old European brilliant cut diamonds, full British hallmarks (partly o

AN ANTIQUE OPAL AND DIAMOND DRESS RING in high carat yellow gold, the face set with five graduated oval cabochon opal accented by single cut diamonds, with textured decoration to the band, unmarked, s

An opal three-stone and diamond ring. The graduated oval black opal cabochon line, with old-cut diamond double spacers and stylised foliate shoulders. Estimated total diamond weight 0.10ct. Ring size

An Opal & Diamond Ring. 14 karat yellow gold mounting contains one bezel set oval opal doublet, three Old Mine cut diamonds and four Old European cut diamonds Size: 6 Wt: 13.2 grams

The yellow gold ring prong set with three oval opals, the center stone enclosed by four single cut diamonds, hallmarked 14K. Size 7.25. Condition: light expected wear.

Antique 14K Gold Ring, set with (5) graduated oval Australian opals and (8) tiny round diamond spacers. Size 7. Very good condition.

14K yellow gold, prong set with a round opal, apprx 2.32 cts., the sides with three prong set accent diamonds, apprx .81 cts. tdw., 3.4 grams. Ring size approximate 4.5.

An Opal & Diamond Ring. 14 karat yellow and white gold mounting contains one bezel set oval opal doublet flanked by three round diamonds on either side Size: 5.75 Wt: 8.7 grams

A three stone half hoop fire opal and diamond ring, the oval cut opal in claw mounts with round brilliant cut diamonds to each side, on plain 9ct gold shank, together with three further gem-set rings

Art Deco Platinum, Opal & Diamond Ringcentered on a prong set, oval black opal (14.97 x 10.48 x 5.03 mm) with three single cut diamonds on either side weighing approximately .11 total carat (H-I color

AN OPAL AND DIAMOND THREE STONE RING in 18ct yellow gold, set with an oval cabochon opal between two round brilliant cut diamonds, stamped 750, size K1/2 / 5.5, 4.7g.

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.

An Opal Ring. 18 karat yellow gold and platinum mounting contains one oval cabochon opal with three prong set diamonds on either side. Opal is approximately 5.40 carats Size: 6.5 Wt: 7.0 grams

Three 14 Karat Yellow Gold Rings, one set with star sapphire, one with oval opal, one with small diamond, respective sizes, 5, 5 1/2, 7, 15.6 grams.