Antique Art Deco platinum and diamond bar brooch
$10,500.00An antique Art Deco diamond bar brooch consisting of 57 old mine cut diamonds bead set on a pierced platinum plaque on 18k yellow gold back with a helmet clasp to the pin - unmarked - diamonds 1=0.50ct J/SI - 56 = 2.02ct G-I/SI-P1 - total weight 10.8grms - overall dimensions 80 x 9mm - c.1920 Australia
