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All auctions / Jewelry & Gems / Brooch - 18 kt. White gold Diamond (Natural) - Diamond


An authentic Belle Époque antique brooch from the 1920s Art Deco period in 18k white gold. An elegant and refined vintage piece in excellent condition. Features a central natural diamond in Old Mine cushion cut of 0.70 ct estimated H color VS. 48 natural round brilliant diamonds totaling 1.20 ct estimated H-I color VS/SI. Weight: 7.95 g Brooch dimensions: 5.60 x 1.40 cm. It will be shipped in a gift box with tracked and insured shipping. An authenticity certificate detailing the characteristics of the stones and the gold will be issued.
Estimate:$3,417.2
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Estimate:
$3,417.2
Bellarri Ultimate Color 18K and 14K Gemstone and 3.60 CTW Diamond Demi-Parure
09/28/2026
$17,500
Est: $10,000


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14K 4.02 CTW Fancy Color Lab Grown Diamond Toi et Moi Ring with IGI Reports
09/25/2026
$605
Est: $230