Sold2020GORGEOUS 14KT GOLD AMETHYST & DIAMOND BROOCH (10.60Stunning 14kt two tone gold amethyst & diamond brooch. The brooch features one (1), four prong set, oval faceted amethyst set in the center surrounded by a halo of twelve (12), pave set, round brilliaSee Sold Price
Sold2018EXQUISITE PLATINUM AMETHYST & DIAMOND BROOCHLadies' exquisite circular platinum brooch, set with approx. ten rectangular cut sections of stunning Amethyst, alternating with settings containing round brilliant cut Diamonds. Measures approx. 1-3/See Sold Price
Sold2022An Art Nouveau Amethyst & Diamond Brooch in 14Kc. 1900, 14K yellow gold ribbon brooch featuring an oval amethyst bezel set in center with six old European cut diamonds weighing approx. 0.60 ctw, 1.5 in. W, 10.7 gramsSee Sold Price
Sold202014k Gold Amethyst Diamond Brooch Pendant14k gold pendant brooch, with designer cut amethyst, and approx. 0.05cts in diamonds. Brooch is 42mm x 26mm. Marked: 14k 585. Weight - 15.2 grams.See Sold Price
Sold201714kt Gold, Amethyst & Diamond BroochAmethyst & diamond flower brooch set in 14kt gold. Carved amethyst petals with 5 diamonds at 0.02 each, total ct weight of 0.10. Total weight 13.6 grams. Good condition, see photos. In house continentSee Sold Price
Sold2022Exquisite 14K White Gold Amethyst & Diamonds BroochExquisite 14K White Gold Amethyst & Diamonds Brooch. Victorian. Great quality. Marked: 14K; 2.5 dwt; size 1 in. x 5/8 in.See Sold Price
Sold2022David Webb 18K Platinum, Amethyst and Diamond BroochDavid Webb exceptional Brooch Pendant Authentic and signed Large 30mm X 18mm Faceted Amethyst set in 18k gold and Platinum. 31.7 Grams with Approx 1.5 Carats Diamonds. This is a great collector pieceSee Sold Price
Sold2022Marcus & Co. Platinum, Gold, Amethyst and Diamond BroochMarcus & Co. Platinum, Gold, Amethyst and Diamond Brooch One lozenge-shaped amethyst ap. 27.0 x 18.0 x 9.7 mm., rose-cut diamonds, signed M & Co., c. 1915, ap. 8.2 dwts. CSee Sold Price
Sold2024BELLE EPOQUE AMETHYST AND DIAMOND BROOCHBELLE EPOQUE AMETHYST AND DIAMOND BROOCH,High carat gold.Large and vibrant amethyst of approx. 18.1 x 18.8 x 12.1 mm. (approx. 25 ct.).Diamonds bright and lively, totalling approx. 2 ct.L. 4.7 cm.10.7See Sold Price
Sold2021Oval Brilliant Cut Amethyst and Diamond Brooch PendantOval Brilliant Cut Amethyst and Diamond Brooch Pendant, an oval brilliant cut amethyst weighing approximately 35.00 carats surrounded by 16 round brilliant cut diamonds approx. 2.50 ctw and 16 marquisSee Sold Price
Sold2024JEWELRY. Carved Amethyst and Diamond Brooch.Large 14kt white gold mounted carved amethyst brooch is the form of an orchid with (3) prong-set single cut diamond accents. Apparently unmarked. Total approx. weight of the brooch is 26.0 grams (grosSee Sold Price
Sold2018An Italian diamond bird broochStamped: Italy K 18 The 18k white and yellow gold bird set with approximately seventy-five single-cut diamonds with a blue stone eye 3" H x 1 3/4" W 21.4 gramsSee Sold Price
Sold201618K Multi Color Gold Amethyst Diamond Pendant BroochPendant features amethyst, measuring 12mm x 15.5mm, and diamonds. Pendant measures 80mm x 40mm. Tested 18K. Weight - 21.6 grams. Gemstones have not been graded for color and clarity ,and tested for clSee Sold Price
Sold2022AN ANTIQUE AMETHYST AND DIAMOND BROOCH in yellow gold and silver, set with an octagonal step cutAN ANTIQUE AMETHYST AND DIAMOND BROOCH in yellow gold and silver, set with an octagonal step cut amethyst in a foliate border set with old cut diamonds, no assay marks, 3.1cm, 6.7g.See Sold Price
Sold202318K ITALIAN DIAMOND FROG BROOCH18K ITALIAN DIAMOND FROG BROOCH: An 18K yellow gold brooch in the form of a frog with four round brilliant cut diamonds weighing .05 ct. and rated VS in clarity and F-G in color. With green, black, anSee 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
Sold2022Vintage Designer David E Trabich 14K Gold Carved Amethyst Flower Diamond BroochThis is a vintage 14K gold brooch brooch pin from designer David E Trabich. It features carved amethyst flower petals with round brilliant cut diamond centers. The diamond clarity and color is SI andSee Sold Price
Sold202214k Gold Carved Amethyst Diamond Flower Brooch PinMETAL: 14k Gold. MEASUREMENTS: Brooch is 55mm x 25mm. GEMSTONES: Carved amethyst, Diamonds approx. 0.14ctw. TESTED: 14k. WEIGHT: 9.3 grams. Gemstones have not been graded for color and clarity ,and teSee Sold Price
Sold201518K Gold Amethyst Diamond Pendant BroochBrooch features approx. 0.14ctw of diamonds and approx. 1.00ct amethyst. Brooch measures 22mm x 18mm. Marked P18K, weighs 4.1 grams. Gemstones have not been graded for color and clarity ,and tested foSee Sold Price
Sold202214k Multi Gem Basket Brooch Pendant 14k Yellow Gold Weight 15.52g  Multi Gem Sapphire, Garnet, Citrine, tourmaline, opal, emerald, Amethyst, Diamond Basket Brooch Pendant Measurements 1.80”x1.70”See Sold Price
Sold2022VICTORIAN DIAMOND AND AMETHYST BROOCHVICTORIAN AMETHYST AND DIAMOND BROOCH, set with a larger cabochon cut amethyst to the center, set with diamonds in a star. Further set with 4 cabochon cut amethyst and accentuated with diamonds. L. 4.See Sold Price
Sold2016A mid 19th century silver and gold foil-back amethystA mid 19th century silver and gold foil-back amethyst and diamond brooch. The pear-shape foil-back amethyst, within a rose-cut diamond foliate wreath and rose-cut diamond floral surmount. Length 3.2cmSee Sold Price
Sold2020LARGE HIGH END COSTUME JEWELRY COLLECTIONTo include 15 hair pins, suite with intaglio cut earrings, suite with moonstones, 2 large intaglio cut cameo pills, gold tone and blue stone large brooch, faux amethyst and diamond brooch, large fauxSee Sold Price
Sold202114k gold, amethyst, and diamond heart brooch14k gold, amethyst, and diamond heart brooch, 19.65 dwts Amethyst heart is 1 1/4" long.There are 14 round .025ct diamonds for a total of .35cts of diamond weight.See Sold Price
6 hrs LeftMiami Auctions & Appraisals LLC Antique Cushion Amethyst Diamond Platinum Brooch PinUS$3,300
2 days LeftElmwood'sA FRENCH AMETHYST, PEARL AND DIAMOND BROOCH in 18ct yellow gold, set with four fancy cut amethystsÂŁ1,500
7 days LeftMynt AuctionsTiffany & Co. Circa 1990 18K Yellow Gold Yellow Sapphire Amethyst Tsavorite & Diamond Earrings &US$5
Oct 16Kotler Galleries & AuctioneersTWO TONE ITALIAN 18K GOLD DIAMOND FLORAL BROOCH MARKED ITALY 18K An Impressive High Relief TwoUS$15(2 bids)
18 hrs LeftSeized Assets AuctioneersVintage 14k Yellow Gold 11 ctw Oval Amethyst Diamond Turtle Tortoise Pin BroochUS$1
1418 Lots AwayEric's Estate & JewelryVintage Italian Diamond Cut Swirl Design Brooch Pin in 18k Yellow and White GoldUS$205
23 hrs LeftEric's Estate & JewelryVintage Italian Diamond Cut Swirl Design Brooch Pin in 18k Yellow and White GoldUS$205
561 Lots AwayEric's Estate & JewelryItalian Diamond Natural Freeform Flower Brooch Pin in 18k Yellow GoldUS$1,150
23 hrs LeftEric's Estate & JewelryItalian Diamond Natural Freeform Flower Brooch Pin in 18k Yellow GoldUS$1,150
BonhamsBUCCELLATI: AN 18K BI-COLOR GOLD, SOUTH SEA PEARL, AND DIAMOND FLOWER BROOCH, ITALYUS$4,800(11 bids)
6 hrs LeftMiami Auctions & Appraisals LLC Vintage Italian Diamond Ruby 18K Gold Horse Head Brooch PinUS$4,500