Beautiful platinum (850) barrette brooch with openwork geometrical motifs paved with old-cut and eight-cut diamonds in pearl setting, the center adorned with an emerald-cut aquamarine in claw setting, flanked by four calibrated diamonds in closed setting and two lines of baguette diamonds in rail setting. Pin in white gold (750). Circa 1925. Approximate weight of the aquamarine: 5.40 carats. Gross weight: 19.5 g. Length : 7,5 cm. - Width: 2.4 cm. Two diamonds missing.