Oscar Heyman Bros. Vintage 3.60 CTW Sapphire Diamond Platinum 18 Karat Gold Floral Brooch obsidian Circa 1970’s

Circa 1970’s

laser crown inscription and carat weight stamped inside shank

Centering old European cut diamond weighing 2

Signed DY 925

Attributed to Georges L'Enfant

Oscar Heyman Bros. Vintage 3.60 CTW Sapphire Diamond Platinum 18 Karat Gold Floral Brooch obsidian Circa 1970’sCircular brooch is designed with floral clusters of sapphire and diamonds alternating with polished gold foliate Round brilliant cut diamonds weigh in total approximately 1. 45 carats; F G color with VS clarity Round cut sapphires are greenish blue to blue in color and weigh approximately 2. 15 carats Completed by pin stem with locking closure Numbered with maker's mark for Oscar Heyman Brothers Stamped 18KT and Plat for 18 karat gold and platinum,