EDWARDIAN PLATINUM 4.22CTW DIAMOND BROOCH PIN

EDWARDIAN FILIGREE PLATINUM AND DIAMOND BROOCH: Ca. 1915-1918. Platinum diamond (approx. 4.22 ctw.) brooch centering a .50 Ct, approx. Old European round cut diamond, rated VS1 in clarity and G-H in color. Two old European round cut diamonds, approx. .21 Ct., rated VS1-SI1 in clarity and G-H in color. Fifty six round full cut diamonds, total weight approx. 3.30 Ct., rated VS1-SI1 in clarity and G-H in color. The diamonds are bead and bezel set. Filigree mounting with bar pin closure. 2 1/8" long x 1". Weight: 12.5 grams. 4.22 ctw in diamonds.