156.51 Carat Vintage Oscar Heyman Aquamarine and Sapphire Brooch
A stunning vintage retro platinum and 18 karat yellow gold Oscar Heyman brooch set with a 156.51 carat emerald cut aquamarine, 13.38 total carats of oval cut blue sapphires, and 0.08 total carats of round brilliant diamonds. Gubelin Certified and Accompanied by an Oscar Heyman Certificate of Authenticity.