AN 18 CARAT GOLD BOULDER OPAL RING

AN 18 CARAT GOLD BOULDER OPAL RING, a round opal in a bezel setting to a tapering shank. Hallmarked Birmingham 1899, ring size O, 5.6 grams

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

Opal and Diamond Ring.  This 18 karat yellow gold ring features a 13.93 carat, polished freeform beautiful genuine boulder opal that is bezel-set in a frame of .75 carats round, brilliant-cut, G-

An Opal & Diamond Ring. 18 karat yellow gold freeform mounting contains one bezel set boulder brown opal which weighs approximately 9.60 carats. Surrounding the opal are six prong set round brilliant

AN 18 CARAT GOLD OPAL RING, five graduated oval opals to reeded shoulders. Hallmarked Birmingham 1908, ring size N, 4.5 grams

AN 18 CARAT GOLD OPAL RING, an oval opal in a bezel setting to a broad shank. Hallmarked London 1984, ring size L1/2, 3.5 grams

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

An 18 Carat Gold and Three Stone Opal Ring set with Diamonds... Stamped 18CT, Size N, weight 4.3g

WENDY RAMSHAW CBE, AN 18 CARAT GOLD, GARNET AND FIRE OPAL ELEVEN RING STACK LONDON 1987 The eleven stackable rings one a polished band, the others with various shaped cabochon fire opals and garnets i

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

14K white gold ring, brightly polished, featuring centered prong set boulder opal cabochon, weighing approx. 2.65 carats, further adorned with 6 prong set round brilliant cut diamonds weighing a total

Ladies 14k yellow gold opal and diamond ring set with center crystal opal measuring approximately 15.41 x 12.03 x 5.85mm and weighing an estimated 6.18 carats and 8 single cut diamonds weighing approx

Ladies' 14K yellow gold and opal ring, approximately 18.83 carats, size 7 3/4, approximately 10.3 grams TW, with appraisal report. Provenance: From a Massachusetts estate.

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

Featuring an incredibly unconventional combination of 18K yellow and white gold and opal, this fascinating ring offers a stunningly fashionable appearance. The opal weighs 18.99 carats.13Ring Top Dime

Set with a marquise opal approx. 10x5mm, and 6 side diamonds approx. 0.18 carats, in yellow gold stamped 14K, size 4.75, 2.1gms.

DESCRIPTION: 14k stamped setting with 3.18 carat pear shaped opal cabochon surrounded by ninety-two round brilliant cut diamond melee. MEASUREMENTS: 11.33 carats total diamond weight. 6.6 dwt. Size 8.

18kt Yellow Gold Opal Ring signed "Jung" Size 7.5 weighing ~18.3 grams and 5 carats. THIS ITEM IS LOCATED AND SHIPPING FROM DELRAY, FL.

14K yellow gold ring with a fiery opal (14 x 10mm - approx 5 carats) surrounded by 18 round brilliant diamonds. It is a size 7 and weighs 5 grams (3.2 DWT).

oval cabochon weighing 2.80 carats with orange, blue and green play of fire, surrounded by 18 round diamonds totaling 1 carat, 14K yellow gold antique setting, with appraisal of $4,000.00, currently s

Superb 18K yellow gold ladies ring having a massive 18.55 carat oval cabochon cut dark fiery opal surrounded by 5.85 carat total weight brilliant cut white diamonds in a double bezel pattern. Ring is

Vintage Large White Opal, Approx. 2.50 Carat TW Marquise Cut Ruby, 1.50 Carat TW Oval Cut Diamond and 18 Karat Yellow Gold Cluster Ring. Opal with good play of multi color. Diamonds D-E color, VS1-VS2

A Fire Opal and 14 Karat Yellow Gold Ring. Containing one oval faceted natural opal which is 1.62 carats. Six prong set round diamonds surround the opal which total approximately .18 carat Size: 5 Wt:

rich blue-green cabochon boulder opal with nice fire play, surrounded by 20 round diamonds totlaing 1 carat, high grade, 14K yellow gold, with appraisal of $2,850.00, currently size 7 3/4.