GIA Certified Natural Diamond Vintage Deco Pin Brooch Platinum 12418**Chairish Auctions4.5(10.3k)$5,500
2.50 CARAT AMETHYSTS 0.35 CARAT OLD EUROPEAN CUT DIAMOND PLATINUM PIN BROOCHModern Jewelry4.5(204)$3,200Mar 03, 2026
2.49 CARAT OLD EUROPEAN CUT I SI1 DIAMOND PLATINUM PIN BROOCHModern Jewelry4.5(204)$4,100Mar 03, 2026
Art Deco Platinum Ruby Diamond Brooch 36.8g 20 Rubies 142 DiamondsDiamond Depot4.3(10)$11,5003 days Left
Art Deco Platinum Brooch with 8.60 Ct Diamonds I Color SI1 ClarityMynt Auctions4.4(830)$100Feb 20, 2026
Palladium Diamond and Three Row Ruby Bead Necklace, Bush Family ProvenanceBrunk Auctions4.6(501)$700Feb 25, 2026
