Vintage original authentic Damascene brooch pin w real 24K or 22K gold foil

Antique / vintage handmade brooch pin. Rare and collectible, with trombone clasp that was popular in 1940th and earlier. Handcrafted using authentic original Damascene technique where real 24 karat (and sometimes 22 karat) gold foil was hand hammered into the oxidized black metal. Gold plated back, with a tiny bit of wear on the bottom edge, as pictured. Otherwise in excellent condition. Measures 4 cm x 2.1 cm.