Unsigned vintage ant brooch, attributed to De Mario (NYC), circa late 1940s–early 1950s, identified by its deep cup-set cabochon body, emerald crystal head, and hand-finished gold-tone casting.

Unsigned vintage ant brooch, attributed to De Mario (NYC), circa late 1940s–early 1950s, identified by its deep cup-set cabochon body, emerald crystal head, and hand-finished gold-tone casting.