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All auctions / Jewelry & Gems / A. E. Köchert diamond brooch with Colombian emerald approx. 1.40 ct
5d 13hDE
A. E. Köchert diamond brooch with Colombian emerald approx. 1.40 ct
14 k white gold, platinum, emerald with insignificant treatment, three old-cut diamonds totaling approx. 3.30 ct, made in the first third of the 20th century, length approx. 62 mm, 10.4 g, GRS report from 2026
Estimate:$5,574.29
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Estimate:
$5,574.29
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