Ladies' wristwatch. Octagonal case in yellow gold (750) and platinum (850). The bezel is paved with grain-set eight-eighths-cut diamonds, framed by two rings surmounted by interlaces adorned with eight-eighths-cut or old-cut diamonds in closed settings and pearled grains. Dial with radiating guilloché background, hour markers with black-painted Arabic numerals and minute track. Hand-wound mechanical movement. Clipped back, numbered 46740. Black suede strap with metal pin buckle. Circa 1920. Gross weight: 22.5 g. - Case size: 21 x 21 mm. - Length: 19.5 cm. Movement unopened, bracelet and buckle attached, minor wear scratches, diamond chips.