AMETHYST AND DIAMOND BROOCH, MICHELE DELLA VALLE
Designed as an articulated turtle, rectangular, oval, pear and circular-cut amethysts, circular and marquise-cut diamonds, 18k gold, 3 ¼ ins., signed Michele Della Valle, no. 11885, maker's mark
AMETHYST AND DIAMOND BROOCH, MICHELE DELLA VALLE
Designed as an articulated turtle, rectangular, oval, pear and circular-cut amethysts, circular and marquise-cut diamonds, 18k gold, 3 ¼ ins., signed Michele Della Valle, no. 11885, maker's mark
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