Estate Victorian Silver over 9K yellow gold Diamond 1-inch square Brooch with approximate diamonds weights: 1 Ctr=0.75ct; 12 larger forming square pattern=4.50ctw; and 10 smaller as a cluster around center =0.60ctw, 8 accent scattered=0.10ctw, total weight of approximately 6.00 carats (VS to I1 in clarity and I to J in color).