The brooch is designed by Cartier, it is made out of 18 karat yellow gold with one round brilliant cut diamond and two rubies. The brooch is signed Cartier, numbered 18457, stamped 18K.
Weight: 21.5 grams.
Dimensions: Width: 1.13 in. (28.71 mm), Length: 2.63 in. (66.81 mm).