White gold (750) and platinum (950) plate-shaped lapel clip with openwork geometric shapes paved with brilliant-cut diamonds and eight-eighths in seed-setting, baguette-cut diamonds in rail-setting and centered with a claw-set half-cut diamond. Approximate weight of the central diamond: approx. 1.30 carats. Circa 1925-30. Gross weight: 17.3 g. - Size: 4.8 x 2 cm. Probably set in a brooch back clip.