Signed antique jewelry by Cartier, Van Cleef & Arpels, and Bulgari consistently commands premiums of 3-10x comparable unsigned pieces. Period jewelry — Georgian, Victorian, Art Nouveau, Art Deco — trades actively at Sotheby's and Christie's Magnificent Jewels sales. This guide covers verified auction results.
Verified sold prices — hammer price shown. Buyer's premium applies on top.
GREEN SUEDE JEWELRY BOX WITH A COLLECTION OF COSTUME JEWELRY
COLLECTION OF GLOBALLY INSPIRED AND SOUVENIR JEWELRY
THIRTEEN WESTERN-THEMED JEWELRY PIECES
EIGHT PIECES OF JEWELRY, MOSTLY GOLD
COLLECTION OF VICTORIAN HARDSTONE JEWELRY
LAVA CAMEO JEWELRY SUITE
COLLECTION OF SAPPHIRE AND DIAMOND JEWELRY
COLLECTION OF YELLOW GOLD JEWELRY
Appraizely's AI has analyzed 56,847+ antique jewelry auction records from 500+ auction houses worldwide to identify pricing patterns. Our models consistently find that designer or maker signature and gemstone quality (color, clarity, carat) are the strongest predictors of final realized price in this category.
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