Pre-Owned Omega Speedmaster Chronograph Tachymeter Black Dial Mens Watch 311.30.42.30.01.006

Pre-owned Stainless steel case with a stainless steel bracelet. Fixed stainless steel bezel with a black top ring showing tachymeter markings. Black dial with luminous silver-tone hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Chronograph - three sub-dials displaying: 60 second, 30 minute and 12 hour. Omega calibre 1863 hand wind movement with a 48-hour power reserve. Scratch resistant sapphire crystal. Pull / push crown. Skeleton case back. Round case shape. Case size: 42 mm. Case thickness: 14.3 mm. Band width: 20 mm. Hidden fold over clasp. Water resistant at 50 meters / 165 feet. Functions: chronograph, hour, minute, second, tachymeter. Dress watch style. Watch label: Swiss Made. Item Variations: 311 30 42 30 01 006, 311-30-42-30-01-006, 311/30/42/30/01/006, 31130423001006. Omega Speedmaster Professional Moon Chronograph Mens Watch 311.30.42.30.01.006.