Barrette brooch in 750 thousandths white gold and 850 thousandths platinum set with twenty-five falling old brilliant-cut diamonds weighing between 0.01 and 0.12 ct each, pump clasp (slight deformations on reverse). French work, early 20th century. Total estimated diamond weight: 1.20 ct Length : 7.3 cm - Width : 0.5 cm Gross weight : 5.1 g Accompanied by its case.