OMEGA Watch in platinum (850/oo), the lugs set with round diamonds, tonneau dial with silvered background (light soiling and pitting), black Arabic numerals, hand-wound mechanical movement (calibre 12.3 F: signed and numbered). Case width: approximately 13 mm, bears a vertical diamond M-O hallmark: "P.M"? Circa 1925. Later bracelet with double strands of black cord, the ferrules set with diamonds, and 18K (750/oo) white gold clasp. Length: approx. 15 cm. Gross weight: 10.1 g. CM