Description: gold plated base metal, rhinestones, enamelling. The two pin clips can be worn separately, or together on the mechanism as a pin
Marked: Pin clips unsigned; Duette mechanism marked Coro Duette, Pat No 1798867
Reference: Brunialti, American Costume Jewelry - Art and Industry (2008) Vol 1 p 125. Patents are reproduced below (scroll down); designer Adolph Katz for Coro, filed Jan, granted March 1942.
Size: 3.5" x 2.45"
Price: US$2875 ' - see our Sales Policies (link below) for any shipping charges
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