AN OPAL DRESS RING in yellow gold, the oval cabochon

AN OPAL DRESS RING in yellow gold, the oval cabochon opal set to a plain band, unmarked, K / 5, 1.05g.

AN OPAL DRESS RING in yellow gold, set with an oval cabochon opal weighing 3.05 carats, no assay marks, size N / 6.75, 4.2g.

AN OPAL DRESS RING in yellow gold, set with an oval cabochon opal to a bifurcated band, unmarked, size N / 6.75, 1.6g.

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

NO RESERVE - AN OPAL AND DIAMOND DRESS RING, Made in yellow gold and platinum, Oval cabochon opal, weighing approximately 1.50 carats, Single cut diamonds, Stamped Plat,Size N / 6.75, Weight 2.0 grams

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

AN OPAL AND DIAMOND CLUSTER DRESS RING in yellow gold and silver, set with an oval cabochon opal within a border of old cut diamonds, no assay marks, size N / 6.5, 4.6g.

AN OPAL AND DIAMOND DRESS RING in high carat yellow gold and silver, set with an oval cabochon opal within a border of rose cut diamonds, with stylised decoration to the band, unmarked, size N / 7, 3.

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

NO RESERVE - AN OPAL DRESS RING, Made in 9 carat yellow gold, Oval opal doublet, 13.6mm x 9.8mm, Stamped 9ct, Size M1/2 / 6.5, Weight 2.4 grams

A VINTAGE BLACK OPAL DRESS RING in yellow gold, set with a round cabochon opal, full British hallmarks for London 1974, size O / 7.25, 5.5g. 

ANTIQUE GARNET AND ENAMEL DRESS RING in 18ct yellow gold, set with an oval cabochon garnet between black enamel motifs, to a stylised shank, marked indistinctly, size O / 7, 3.1g.

An Opal Ring. 14 karat yellow gold mounting contains one oval cabochon opal at center with one prong set round diamond on either side Size: 8 Wt: 10.5 grams

AN 18K GOLD PENDANT AND 14K GOLD AND OPAL RING • 18k and 14k yellow gold • 4 oval opal cabochons • Pendant measures 1 1/2 x 1 3/8 in., ring size: 6 • Estimated gross weight: 15

(1) Saint St. Academy. 10K yellow gold with black enamel. Total weight 4.7 grams troy. Ring size: 7. (1) Opal ring, 10K yellow gold set with (5) oval opal cabochons. Total weight 1.5 grams troy. Ring

AN OPAL AND DIAMOND RING in yellow gold, set with an oval cabochon opal doublet within a border of single cut diamonds, no assay marks, size Q / 8, 5.3g.

AN OPAL AND DIAMOND RING in 9ct yellow gold, set with an oval cabochon opal and old cut diamond of approximately 0.27 carats, full British hallmarks for 9ct gold Birmingham 1988, size N / 7, 5.8g.

AN OPAL AND EMERALD RING in 9ct yellow gold, set with an oval cabochon opal triplet in a border of round cut emeralds, full British hallmarks for 9ct gold, size N / 7, 3.6g.

A VINTAGE SAPPHIRE DRESS RING in 18ct yellow gold, the band set with an oval cabochon blue sapphire of 2.21 carats, Italian assay marks, size M / 6, 6.8g.

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

A VINTAGE EMERALD DRESS RING in 18ct yellow gold, the band set with an oval cabochon emerald of 1.34 carats, Italian assay marks, size N / 6.5, 9.2g.

An 18 Karat Yellow Gold Opal Ring, containing one oval cabochon cut opal measuring approximately 9.85 x 6.88 x 4.06 mm and six round brilliant cut diamonds weighing approximately 0.18 carat total. Sta

A JADEITE JADE DRESS RING in high carat yellow gold set with an oval jade cabochon, unmarked, size M / 6.5, 4.9g.