Sold2022AN ANTIQUE OPAL AND DIAMOND BAR BROOCH in 18ct gold, set with a central oval cabochon opal betweenAN ANTIQUE OPAL AND DIAMOND BAR BROOCH in 18ct gold, set with a central oval cabochon opal between two old cut diamonds, with further rose cut diamonds to the bar, French import marks for 18ct gold, 3See Sold Price
Sold202210K GOLD ANTIQUE OPAL & DIAMOND BAR BROOCH, 4g10k white and yellow gold pin brooch, set with a central round shaped cabochon opal, approximate total weight of opal 1.57ct, flanked by four old European cut diamonds, approximate total weight of diaSee Sold Price
Sold2022AN ANTIQUE OPAL AND DIAMOND BROOCH in yellow gold and silver, set with a central cabochon opalAN ANTIQUE OPAL AND DIAMOND BROOCH in yellow gold and silver, set with a central cabochon opal within a scrolling openwork mount set with old cut diamonds, the diamonds all totalling 5.3-5.5 carats, nSee Sold Price
Sold2022AN ANTIQUE OPAL AND DIAMOND RING in 18ct yellow gold, set with three graduated oval opal cabochons,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.See Sold Price
Sold2021AN ANTIQUE OPAL AND DIAMOND DRESS RING, 19TH CENTURY inAN ANTIQUE OPAL AND DIAMOND DRESS RING, 19TH CENTURY in 18ct yellow gold, set with a central round cabochon opal between two kite shaped cabochon opals, the central opal within a border of old cut diaSee Sold Price
Sold2022AN ANTIQUE OPAL AND DIAMOND DRESS RING in 18ct yellowAN 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 oSee Sold Price
Sold2021AN ANTIQUE OPAL AND DIAMOND BROOCH in yellow gold andAN ANTIQUE OPAL AND DIAMOND BROOCH in yellow gold and silver, set with a trio of graduated oval cabochon opals, accented by rose cut diamonds, no assay marks, 3.5cm, 2.6g.See Sold Price
Sold2021NO RESERVE - AN ANTIQUE BLACK OPAL AND DIAMOND BARNO 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,See Sold Price
Sold2022A 9ct white gold bar brooch set with central oval opal cabochon. The opal approx. 3/4" long, theA 9ct white gold bar brooch set with central oval opal cabochon. The opal approx. 3/4" long, the brooch 2" wide overall.See Sold Price
Sold2017An 18ct gold opal and diamond novelty brooch, and anAn 18ct gold opal and diamond novelty brooch, and an 18ct gold gem-set cluster ring. The brooch designed as a pair of sunglasses with oval opal cabochon lenses and brilliant-cut diamond bridge, the riSee Sold Price
Sold2022NO RESERVE - AN ANTIQUE ART NOUVEAU DIAMOND AND OPAL BAR BROOCH in 15ct yellow gold, set with an oldNO 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.See Sold Price
Sold202214 kt. Yellow Gold, Opal, Diamond Pendant/Brooch14 kt. Yellow Gold, Opal and Diamond Pendant/Brooch Necklace , central oval cabochon opal, wt. approx. 7.00 cts.; pierced filigree surround set with 38 round cut diamonds, total wt. approx. 2.00 cts.;See Sold Price
Sold2023AN ANTIQUE OPAL AND DIAMOND RING in 18ct yellow gold, set with three cabochon opals punctuated byAN ANTIQUE OPAL AND DIAMOND RING in 18ct yellow gold, set with three cabochon opals punctuated by pairs of old cut diamonds, stamped 18ct, size N / 6.75, 4.2g. See Sold Price
Sold2023AN ANTIQUE OPAL AND DIAMOND RING in 18ct yellow gold, set with three cabochon opals punctuated by...AN ANTIQUE OPAL AND DIAMOND RING in 18ct yellow gold, set with three cabochon opals punctuated by pairs of old cut diamonds, inscribed JJ - H.B MCK 28/12/20, partial British hallmarks, size M / 6.25,See Sold Price
Sold2022AN OPAL AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cabochon opal in a cluster ofAN OPAL AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cabochon opal in a cluster of rose cut diamonds, French import mark, size O / 7, 3.9g.See Sold Price
Sold2022AN ANTIQUE OPAL AND DIAMOND RING in 18ct yellow gold, set with two cabochon cut opals, accented byAN ANTIQUE OPAL AND DIAMOND RING in 18ct yellow gold, set with two cabochon cut opals, accented by old mine cut diamonds, to stylised shoulders, stamped 18CT, size O / 7.25, 2.6g.See Sold Price
Sold2023AN ANTIQUE EDWARDIAN OPAL AND DIAMOND RING in 18ct yellow gold, set with three cabochon opalsAN ANTIQUE EDWARDIAN OPAL AND DIAMOND RING in 18ct yellow gold, set with three cabochon opals punctuated by pairs of old cut diamonds, full British hallmarks for Chester 1904, size R1/2 / 8.75, 4.0g.&See Sold Price
Sold2022Antique Victorian, Opal, diamond, enamel broochAntique Victorian Opal, diamond, enamel, and gold brooch Set with cabochon opals and rose-cut diamonds, in a swirling surround of black enamel; 1880s Yellow gold 2.75 x 1.25 in; Gross weight 12.0 dwtsSee Sold Price
Sold2020AN ANTIQUE OPAL AND PEARL ARROW BROOCH in yellow gold,AN ANTIQUE OPAL AND PEARL ARROW BROOCH in yellow gold, set with an oval cabochon opal accented by seed pearls, unmarked, 6.2cm, 9.7g.See Sold Price
Sold2022AN OPAL AND DIAMOND THREE STONE RING in 18ct yellow gold, set with an oval cabochon opal between twoAN 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.See Sold Price
Sold2022AN ANTIQUE OPAL AND DIAMOND RING, 19TH CENTURY in 18ct yellow gold, set with two cabochon opals andAN ANTIQUE OPAL AND DIAMOND RING, 19TH CENTURY in 18ct yellow gold, set with two cabochon opals and old cut diamonds, British hallmarks for Chester, 1898, size O / 7, 2.8g.See Sold Price
Sold2022NO RESERVE - AN ANTIQUE OPAL FIVE STONE RING in 18ct yellow gold, set with five graduated ovalNO RESERVE - AN ANTIQUE OPAL FIVE STONE RING in 18ct yellow gold, set with five graduated oval cabochon opals, stamped 18ct, size P / 7.75, 4.8g.See Sold Price
Sold2022AN OPAL AND DIAMOND DRESS RING in 18ct yellow and white gold, set with an oval cabochon opalAN 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 hSee Sold Price
Sold2023AN ANTIQUE OPAL AND DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with a cabochon opalAN 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. See Sold Price
6 days LeftSworders Fine Art AuctioneersA late Victorian chrysoberyl cat's eye and diamond cluster,£120(3 bids)
4 days LeftFederal Assets AuctioneersAntique Victorian Custom 14k Gold 11 Stick Pin Gemstone Pearl Tiara Crown BroochUS$1
1 day LeftAqua Arts & AntiquesOpal, diamonds and sapphires pendant set with black Pearl necklaces,US$3,000
6 hrs LeftElmwood'sNO RESERVE - A COLLECTION OF JEWELLERY comprising a pair of blue topaz and diamond drop earrings in£180
226 Lots AwaySeized Assets AuctioneersVintage Large Textured 14K Gold FINE Opal & Diamond Free Form Tree Branch BroochUS$1
24 hrs LeftSeized Assets AuctioneersVintage 14K Yellow Gold .42 ctw Diamond & Opal Round Open Brooch Pendant NecklacUS$1
6 days LeftSworders Fine Art AuctioneersAn opal, ruby and pink sapphire marquise form ring,£240(1 bid)
6 hrs LeftElmwood'sA COLLECTION OF RINGS comprising a ruby and diamond ring set with a row of alternating round cut£180