Le Vian CARLO VIANI Amethyst & Sapphire Star Pin/Brooch 14K White Gold

Authentic Le Vian CARLO VIANI made from 14K White Gold. "Purple" Star pin measures 25x25MM long. In the center Star set with five light blue sapphires. Pendant flanked with approximately 1.50CT of natural Amethyst (not easy to estimate, multiple surfaces). 

Pin weigh 7.8 grams.

Pin inscribed with  with CV 14K trademarks.

Retail replacement value $?