Sold2022ART DECO SAPPHIRE AND DIAMOND BROOCH,ART DECO SAPPHIRE AND DIAMOND BROOCH, CIRCA 1925 The openwork geometric plaque millegrain-set throughout with old brilliant and single-cut diamonds, accented by circular-cut sapphires, diamonds approxSee Sold Price
Sold2023A VINTAGE DIAMOND PLAQUE BROOCH, 1930s, in 18ct yellow gold and platinum, the openwork brooch set...A VINTAGE DIAMOND PLAQUE BROOCH, 1930s, in 18ct yellow gold and platinum, the openwork brooch set throughout with old cut diamonds, the diamonds totalling 3.0-3.5 carats, stamped 18ct and PL, 4.6cm, 7See Sold Price
Sold2021Platinum, Diamond and Sapphire BroochCirca 1920's; Total Gemstone weight 6.96ct; Scalloped filigree plaque set throughout with diamonds and synthetic sapphires. Largest diamond is .52ct; Appraisal upon request. 17.6 gramsSee Sold Price
Sold2022SAPPHIRE AND DIAMOND BROOCHSAPPHIRE AND DIAMOND BROOCH Of openwork design, centrally-set with a cabochon sapphire, between oval and single-cut diamonds, set throughout with rose-cut diamonds, oval and single-cut diamonds approxSee Sold Price
Sold2015An Art Deco diamond and platinum circle broochPlatinum circle brooch with bow, set throughout with single and old mine-cut diamonds totalilng approximately 2.00 cts., graded G-H color and SI clarity, 7.5 gms gross, est: $600/800See Sold Price
Sold2022DIAMOND PLAQUE PENDANT/BROOCH,DIAMOND PLAQUE PENDANT/BROOCH, MID 19TH CENTURY Of openwork foliate design, set throughout with cushion-shaped diamonds, principal diamond approx. 0.90ct, remaining diamonds approx. 4.40cts total, laSee Sold Price
Sold2024Sapphire, diamond, and platinum flower broochSapphire, diamond, and platinum flower brooch Designed as a bouquet set with cabochon sapphires, single, old European, baguette, and round brilliant-cut diamonds Platinum 2.125 x 1.625 in; Gross weighSee Sold Price
Sold2018A Sapphire & Diamond Brooch.A Sapphire & Diamond Brooch. Platinum bar mounting contains one checkerboard faceted blue sapphire with one oval faceted pink sapphire on either side. Throughout the brooch are eight bead set round diSee Sold Price
Sold2022LACLOCHE FRÈRES: DIAMOND BROOCH, CIRCA 1925LACLOCHE FRÈRES: DIAMOND BROOCH, CIRCA 1925 Oval, of openwork form, the blossoming roses, rose bud and leaves pierced and millegrain-set throughout with old brilliant, single and rose-cut diamondSee Sold Price
Sold2018JEWELRY. French Platinum, Diamond and Pearl BroochBeautiful French openwork platinum brooch set with 4 white pearls with pink overtones, and diamond accents throughout - in both Old European and rose cuts. Stamped with the French domestic platinum maSee Sold Price
Sold2022DIAMOND DOUBLE-CLIP/BROOCH, CIRCA 1940DIAMOND DOUBLE-CLIP/BROOCH, CIRCA 1940 Of openwork geometric form with scrolling detail, set throughout with old brilliant and single-cut diamonds, accented by baguette-cut diamonds and two collet-setSee Sold Price
Sold2021Platinum and Diamond Foliate Brooch, Jean VitauPlatinum and Diamond Foliate Brooch, Jean Vitaufinely designed in platinum as a single leaf and pavè set throughout with full cut round diamonds weighing approximately 6.70 total carats (D-F color,See Sold Price
Sold2021Platinum and Diamond BroochPlatinum and Diamond Brooch The openwork plaque of scrolled pierced ribbons centering one old European-cut diamond ap. .85 ct., flanked by 6 baguette diamonds and clusters of 18 collet-set old-mine anSee Sold Price
Sold2022A DIAMOND BROOCH, CIRCA 1960 The stylised spray of scroll and foliate design, set throughout withA DIAMOND BROOCH, CIRCA 1960 The stylised spray of scroll and foliate design, set throughout with brilliant, single and baguette-cut diamonds, mounted in platinum, diamonds approximately 3.00cts totalSee Sold Price
Sold2021Rose cut diamond plaque brooch and cushionAntique cut diamond plate brooch in platinum. Brooch made of platinum set with rose cut diamonds in openwork motifs and three illusion claw centers with three antique cushion cut diamonds of approx. 0See Sold Price
Sold2022JEWELRY. 14kt Gold, Emerald and Diamond Brooch orPendant. 14kt yellow gold openwork brooch or pendant inlaid throughout with prong-set round brilliant cut diamonds and round cut emeralds terminating in a single prong-set round brilliant cut diamondSee Sold Price
Sold2021Attributed to Edward Everett Oakes Arts and CraftsAttributed to Edward Everett Oakes Arts and Crafts Gold, Platinum, Diamond, Amethyst and Pearl Brooch The shield-shaped brooch of open-work scrolling grape vines set throughout with 5 oval and round aSee Sold Price
Sold2022MARCUS & CO: SAPPHIRE AND DIAMOND BROOCH/PENDANT, EARLY 20TH CENTURYMARCUS & CO: SAPPHIRE AND DIAMOND BROOCH/PENDANT, EARLY 20TH CENTURY The central oval-cut sapphire within an openwork quatrefoil border of floral and foliate motifs, millegrain-set throughout with oldSee Sold Price
Sold2021DIAMOND EAGLE BROOCHDIAMOND EAGLE BROOCH Pavé-set throughout with old brilliant and single-cut diamonds, accented by a circular-cut tsavorite garnet eye, mounted in gold and platinum, diamonds approx. 1.45cts total,See Sold Price
Sold2016An Art Deco Turquoise, Diamond And Gemstone BroochCentering a round cabochon turquoise in a pierced millegrain platinum motif, set throughout with old full and single cut diamonds with calibré cut gemstone flowers and turquoise detailing; total diamSee Sold Price
Sold2023Sapphire, diamond, and gold winged broochSapphire, diamond, and gold winged brooch The carved sapphire body, to the sculpted gold wings set with single and round brilliant-cut diamonds Yellow gold and platinum 2 x 0.75 in; Gross weight 7.4 dSee Sold Price
Sold2019Platinum, Synthetic Sapphire, and Diamond Bar BroochPlatinum, Synthetic Sapphire, and Diamond Bar Brooch the open-work bar brooch centering a bezel-set circle-cut synthetic sapphire measuring approx. 6.36 x 4.46 mm. and weighing approx. 1.55 cts., furtSee Sold Price
Sold202110 Karat Gold, Diamond, & Sapphire Brooch10 Karat Gold, Diamond, & Sapphire Brooch The openwork plaque of oblong shape and geometric design is set with round brilliant diamonds weighing a total of 0.32 carats and round blue sapphires weighinSee Sold Price
Sold2022A VINTAGE GEMSET FLOWER BASKET BROOCH in 18ct yellow gold and platinum, designed as a basket ofA VINTAGE GEMSET FLOWER BASKET BROOCH in 18ct yellow gold and platinum, designed as a basket of flowers, set with single cut diamonds, round cut rubies, emeralds and sapphires, stamped 18ct PLAT, 4.0cSee Sold Price
Sep 30Adam's AuctioneersA DIAMOND FLOWER BROOCH Of flowerhead openwork design, set throughout with single- and€4,000
Sep 30Adam's AuctioneersAN EARLY 20TH CENTURY SAPPHIRE, CULTURED PEARL AND DIAMOND BAR BROOCH The central€120
4 days LeftElmwood'sLACLOCHE, AN ART DECO SAPPHIRE AND DIAMOND BAR BROOCH in platinum, set with a square step cut£1,200
Sep 30Adam's AuctioneersA PAIR OF DIAMOND CLIP BROOCHES, CIRCA 1930 Each clip of openwork geometric design, set throughout€1,500
3 days LeftDawsons AuctioneersA gem-set RAF Sweetheart brooch, the outstretched wings set throughout with rose-cut diamonds, to a£240
2 days LeftMiami Auctions & Appraisals LLC Antique Art Deco Diamond Sapphire Platinum Pin Brooch$5,100
7 hrs LeftSeized Assets AuctioneersAntique Art Deco Platinum 2.25 ctw Diamond Emerald Sapphire Floral Pin Brooch$1