1930'S LARGE DOUBLE CLIP DIAMOND BROOCH IN PLATINUM This brooch consists of two independent clips decorated with ribbon windings. The whole is paved with round diamonds and set off by fourteen brilliant-cut diamonds (DT) in claw chasps. Set in platinum with an 18K white gold system. Gross weight: 36.93 g. Dimensions: 5 x 4.58 cm. Case. A diamonds, platinum and 18K white gold brooch double clip, circa 1930. Gross weight : 36,93 gr. Dimensions : 5 x 4.58 cm. Box.