Sold2016VICTORIAN 14KT YELLOW GOLD OPAL & DIAMOND BROOCHThis wonderful and romantic Victorian-era brooch shimmers with 12 colorful heart shaped opals and 44 sparkling old mine-cut diamonds, all of which are set in 14K gold. This distinctive and dreamy antiSee Sold Price
Sold201714K Gold, Opal, Diamond Brooch / PendantLarge oval 14K yellow gold brooch with hidden bail on back to convert to a pendant, set with large white opal cabochon and the foliate frame set with brilliant cut white diamonds, height 2", width 1.7See Sold Price
Sold2022Antique 14k Gold Opal Diamond Brooch PendantMETAL: 14k Gold. MEASUREMENTS: Brooch is 35mm in diameter. GEMSTONES: Opal (multiple stones are chipped). Diamonds approx. 0.60ctw. MARKED: 14k. WEIGHT: 11.4 grams.Gemstones have not been graded for cSee Sold Price
Sold2022WONDERFUL VINTAGE 14KT Y GOLD OPAL DIAMOND BROOCHAbout 1 1/2" wide, WITH 12 fabulous opals and small brilliant diamond center stone, total weight 9 dwt 14 gramsSee Sold Price
Sold2018LADIES 10K YELLOW GOLD OPAL & DIAMOND BROOCH 25.7GLadies fine 10k yellow gold, opal, and diamond brooch, weighing 25.7 grams. Unmarked but tested for 10k gold. Measures 51mm across. Condition: good, see images.See Sold Price
Sold202118KY Gold Opal, Diamond, Ring, Brooch PinFeature oval doublets and stamped "brooks". Ring is enhanced by (2) round diamonds, approx..22ctw. Pin: 2.5" x 1.25" with locking c-clasp flashes red, blue, green and yellow. Ring size 9.25 flashes blSee Sold Price
Sold2022Silver & Gold Opal Diamond Bug BroochSilver & Gold Weight 6.4g Diamond Approx. 0.75ct Bug Brooch Measurements 1.2”x1.5”See Sold Price
Sold2022JEWELRY: Tested 14K yellow gold opal and diamond brooch with pendant option, measuring 1.5 x 1.25JEWELRY: Tested 14K yellow gold opal and diamond brooch with pendant option, measuring 1.5 x 1.25 inches in diameter, centering the brooch is an oval cabochon white opal measuring 23 x 13 mm., approxiSee Sold Price
Sold202314 Karat Yellow and White Gold, Opal and Diamond Broochcluster brooch set with one oval cabochon cut White Opal, approximately 3.59 carats, enhanced with two pear shape cabochon cut White Opals, approximate total weight 1.09 carats, accented with 13 fullSee Sold Price
Sold2022Gold, Opal, and Diamond Brooch, JewelsmithGold, Opal, and Diamond Brooch, Jewelsmithin a geometric motif with an oval cabochon opal (10.94 x 19.18 mm) surmount bezel set above a hand-formed undulating gold element and with a bezel set diamondSee Sold Price
Sold2022Antique 14k Gold Opal Diamond Pendant BroochMetal : 14k Gold Designer : Not Signed Gemstone : Diamonds approx. 0.60ctw, Opal (multiple small chips on stones) Measurements : Brooch is 35mm in diameter Marked: : 14k Weight:See Sold Price
Sold2023Silver & Gold Opal Diamond Bug BroochSilver & Gold Weight 6.4g Diamond Approx. 0.75ct Bug Brooch Measurements 1.2”x1.5”See Sold Price
Sold2023Silver & Gold Opal Diamond Bug BroochSilver & Gold Weight 7.27g Diamond Approx. 0.75ct Bug Brooch Measurements 1.2”x1.5”See Sold Price
Sold202214k Gold Opal, Ruby, Diamond Brooch.Antique 14k Gold Opal, Ruby, Diamond Brooch. Antique brooch with a large, lovely opal stone, 16x12mm. With 6 rubies and 12 old cut diamonds. 2.6x1.6cm. 4.16gr.See Sold Price
Sold2018Unusual 18k Gold, Opal & Diamond Pendant/BroochUnusual 18k Gold, Opal & Diamond Pendant/Brooch, Signed. Art Nouveau Style. Chip on chin, mostly visible on reverse. Dimensions- Total Pin L- 2 1/2". Total Weight- 17.5.g. 11.3dwt.See Sold Price
Sold202018KY Gold Opal Ruby and Diamond BroochFeatures (1) 36.2 x 26 x 10.3mm oval Opal with green fire on blue grey with points of orange, (8) oval Rubies, approx. 7.0ctw and (109) 1.5mm round Diamond accents, approx. 1.60ctw. Opal has small abrSee Sold Price
Sold20212 Silver and gold Opal Amethyst Diamond Bug Brooch2 Silver and Gold Weight 4.5g Opal Amethyst Diamond Bug Brooch Measurements 0.62”x0.92” See 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
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
Sold2019A White Gold, Opal and Diamond Pendant/Brooch,A White Gold, Opal and Diamond Pendant/Brooch, containing one oval shape cabochon cut opal measuring approximately 25.20 x 16.70 mm and 29 round brilliant cut diamonds weighing approximately 2.85 caraSee 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
Sold2018An 18K Gold Opal Ruby Emerald and Diamond Brooch18K gold; 37 opals, approx. 4.50 carats; four marquise and round-cut rubies, approx. 1.10 carats; 15 pear-shaped emeralds, approx. 4.50 carats; 32 single- and round brilliant-cut diamonds, approx. 0.5See Sold Price
Sold2022Casbah 18k Gold Diamond Opal Brooch PendantMETAL: 18k Gold. MEASUREMENTS: Brooch is 36mm x 36mm. GEMSTONES: Opals, Diamonds approx. 2.20ctw (one stone is missing). MARKED: Casbah, 18k. WEIGHT: 10.4 grams.Gemstones have not been graded for coloSee Sold Price
Sold202314K Yellow Gold Diamond Opal Brooch Pendant. Size 2" weight 17.8 grams14K Yellow Gold Diamond Opal Brooch Pendant. Size 2" weight 17.8 gramsSee Sold Price
973 Lots AwaySeized Assets AuctioneersVintage 14K Yellow Gold .42 ctw Diamond & Opal Round Open Brooch Pendant Necklac$1(1 bid)
6 days LeftElmwood'sAN ANTIQUE OPAL AND DIAMOND BROOCH / PENDANT in yellow gold and silver, set with an oval cabochon£1,200
1 hr LeftElmwood'sAN OPAL AND DIAMOND BROOCH / PENDANT in yellow gold and silver, the openwork body set with an old£480
6 days LeftElmwood'sAN ANTIQUE OPAL, DIAMOND AND ENAMEL BROOCH in platinum and yellow gold, set with a rectangular£1,800
1 hr LeftElmwood'sA VINTAGE PEARL, DIAMOND AND OPALINE GLASS MAN IN THE MOON BROOCH in yellow gold, set with a£480
5 days LeftFederal Assets AuctioneersAntique Victorian Custom 14k Gold 11 Stick Pin Gemstone Pearl Tiara Crown Brooch$1
Jun 12DOYLE Auctioneers & AppraisersLong Gold, Opal, Diamond and Sapphire Pendant Chain Necklace$7,500