An opal triplet and diamond dress ring. The oval opal

An opal and diamond dress ring. The oval opal cabochon, to the brilliant-cut diamond scalloped sides and plain band. Estimated total diamond weight 0.10ct. Weight 4.3gms.

GRIMA: BOULDER OPAL AND DIAMOND DRESS RING, 1977 The oval boulder opal in a pierced mount of textured wire with brilliant-cut diamond accents, mounted in 18 carat gold, signed Grima, workshop mark HJC

An 18ct gold fire opal and diamond dress ring. The oval-shape fire opal, with pave-set diamond shoulders. Estimated dimensions of fire opal 18 by 13 by 9mms. Hallmarks for Birmingham, 2011. Ring size

An early 20th century 18ct gold diamond and opal dress ring. The oval-shape opal cabochon line, with old-cut diamond spacers. Hallmarks for Birmingham, 1916. Ring size N1/2. Weight 3.5gms. Overall con

Two 9ct gold gem-set rings. To include a coated topaz and diamond dress ring, together with an opal triplet and diamond dress ring. Hallmarks for Birmingham. Weight 6gms.

Vintage, black opal triplet and diamond ring, 14K yellow gold, contains an oval black opal triplet and 26 single cut diamonds weighing approximately 0.75 carats total, G-H/VS-SI; 7.50 dwts, size: 7 1/

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 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

14K YELLOW GOLD , OPAL TRIPLET, RUBY, AND DIAMOND RING: This beautiful ring features a large oval, black opal triplet. The opal measures approx. 25 x 15mm. Surrounding the opal are 14 rubies and 14 di

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.

OPAL AND DIAMOND DRESS RING, in 18 ct. gold. Set with 3 oval cabochon cut opals, accentuated with 4 diamonds. The side of the head and shoulders with relief scrolling design. Size N. 7.8 grams.

-NO RESERVE- OPAL AND DIAMOND DRESS RING, in 18 ct. gold. Set with 3 oval cabochon cut opals, accentuated with 4 diamonds. Size M 1/2. 4.4 grams.

NO RESERVE, OPAL AND DIAMOND DRESS RING, in 18 ct. gold. Set with 3 oval cabochon cut opals, accentuated with 4 diamonds. Size M 1/2. 4.4 grams.

Amazing designer signed women's estate ring crafted of 14k white gold featuring a center oval cabochon cut genuine white opal (not a doublet or triplet) approx. 11mm x 9mm x 3mm surround by 12 round c

14K Gold Opal Diamond Ladies Ring. Art Nouveau mount with oval triplet and 3 diamond accents. Marked 14K. Size 7. -- Dimensions: --- Weight: 2 DWT --- US Shipping charge: $10

18K Yellow Gold, Opal and Diamond Ring, oval opal centering 20 small round brilliant cut diamonds in plain gold band. Approximate total weight: 5.39 g. Approximate Ring size 7.5

OPAL AND DIAMOND CLUSTER RING The oval opal cabochon, within a brilliant-cut diamond surround, ring size approx. M

AN OPAL DRESS RING, the oval-shaped opal within multiple claws to a plain polished gold hoop, mounted in 18K gold, with engraving 'Mercy', with maker's mark 'KWR', ring size L

AN 18 CARAT GOLD OPAL AND DIAMOND RING, an oval opal spaced by groups of old-cut diamonds, above a carved gallery and shoulders. Estimated diamond weight 0.50ct, hallmarked Birmingham 1902, ring size

OPAL AND DIAMOND CLUSTER RING The oval opal cabochon, in a double tiered, brilliant-cut diamond surround, one diamond deficient, several possible diamond simulants, ring size approx. K (sizing band)