Art Deco Filigree Fancy Diamond Platinum Brooch Pin

Art Deco filigree platinum brooch, featuring a combination of white and fancy yellow/orange diamonds - total white diamonds approx. 1.50ctw H/SI1 and approx. 4.50ctw in fancy color diamonds. Brooch measures 3" x 1 3/8". Tested plat - not marked. Weight - 20.7 grams.