Art Deco Emerald Onyx Diamond Crystal Platinum Brooch Lab Grown Diamonds completed by link style stainless

completed by link style stainless steel band with deployment clasp

surrounded by 8 round brilliant-cut diamonds

set with four prongs in a double halo split band mounting

weighing a total of approximately 12

the ring is size 6 1/2

Art Deco Emerald Onyx Diamond Crystal Platinum Brooch Lab Grown Diamonds completed by link style stainlessThis very rare Art Deco brooch has French hallmarks, having frosted crystal triangular shaped body, decorated by cabochon emerald, measuring approximately 8. 70 x 7. 00 x 4. 60 mm, weighing approximately 2. 00 carats, along with a cabochon shield shaped emerald, 6 black onyx and 51 Old Mine cut & single cut diamonds, weighing a total of approximately 1. 00 carat, measuring 3 inches in length & 1 1 4 inches in width, completed by a 14k gold stick pin