19 hrs LeftArt Deco Platinum Brooch 4.30 Ct Diamond 69 StonesEst. $4,602-$5,982$100BidhausNew York, NY
3 days Left1970s Platinum 18K Yellow Gold 8 Carat Diamond Scroll BroochEst. $8,944-$11,627$100BidhausNew York, NY
2 days Left1950's Platinum Brooch 7.70 Ct Diamonds F-G VVS-VSEst. $6,630-$8,619$100BidhausNew York, NY
3 days LeftPlatinum Art Deco Diamond Brooch with 5.25 Carats G-H VVS-VS StonesEst. $5,005-$6,506$2,450BidhausNew York, NY
3 days LeftPLATINUM 5.50CT DIAMOND AND PEARL SUNFLOWER BROOCHEst. $7,000-$28,000$7,000Robinhood AuctionsLas Vegas, NV
3 days LeftPlatinum Art Deco Brooch with 8.40 Carat Diamonds and Emerald AccentEst. $9,347-$12,151$100BidhausNew York, NY
19 hrs LeftPlatinum Art Deco Brooch with 3.50 Carat Diamonds and SapphiresEst. $4,732-$6,151$100BidhausNew York, NY
19 hrs Left1950s Platinum 18K Yellow Gold 4 Carat Diamond Bow BroochEst. $5,213-$6,776$100BidhausNew York, NY
2 days LeftPlatinum Diamond Floral Brooch with 4.70 Carats Retro DesignEst. $5,005-$6,506$100BidhausNew York, NY
Live NowPlatinum Art Deco Brooch with 3.40 Carat Diamonds 2 Inch LengthEst. $4,797-$6,236$100BidhausNew York, NY
3 days LeftMid Century Diamond Ribbon Brooch in Platinum and White Gold 7.47ctwEst. $12,480-$16,224$100BidhausNew York, NY
2 days LeftPair of Platinum Sapphire and Diamond Ribbon Brooch Clips 5.1ctwEst. $9,620-$12,506$6,000BidhausNew York, NY
10 hrs LeftDiamond Platinum Art Deco Pendant Brooch on 14K White Gold NecklaceEst. $4,121-$5,357$100BidhausNew York, NY
Live NowFrench 18K Gold Platinum Diamond Flower Brooch En Tremblant 4.20 CtEst. $8,593-$11,170$100Mynt AuctionsNew York, NY
Live Now1960's Platinum Diamond Brooch 7.25 Ct F-H Color VVS-VS ClarityEst. $5,473-$7,114$100BidhausNew York, NY
Live NowArt Deco Platinum Brooch 27.70 Ct Diamonds E-G Color VVS-VS ClarityEst. $26,871-$34,932$100BidhausNew York, NY
3 days LeftPLATINUM 3.75CT DIAMOND WREATH BROOCHEst. $3,300-$13,200$3,200Robinhood AuctionsLas Vegas, NV
1 day LeftDiamond and Sapphire Crown Brooch in 18K Gold and Platinum with 62 Old Mine StonesEst. $7,449-$9,683$100BidhausNew York, NY
1 day LeftEdwardian Platinum Brooch with 2.5 Carat Old-European Cut DiamondsEst. $4,862-$6,320$100BidhausNew York, NY
3 days LeftPLATINUM 1.50CT DIAMOND AND SAPPHIRE ART DECO BAR BROOCHEst. $2,600-$10,400$2,600Robinhood AuctionsLas Vegas, NV
19 hrs LeftArt Deco Platinum Diamond Clip Brooches 2.70 Ct DiamondsEst. $18,993-$24,690$100BidhausNew York, NY
2 days LeftArt Deco Platinum Brooch with GIA Certified 0.81 Ct Fancy Yellow DiamondEst. $12,207-$15,869$100BidhausNew York, NY
3 days LeftEdwardian Era 18k Gold Platinum Bar Brooch With GIA Ceylon Sapphire No HeatEst. $3,874-$5,036$100BidhausNew York, NY
19 hrs LeftArt Deco 14K Yellow Gold Platinum Pearl Diamond Brooch 4.00 CtEst. $7,722-$10,038$100BidhausNew York, NY