Omega Speedmaster '57 Omega Co-Axial Chronograph Watch - 41.5 mm Steel Case - Brushed Bezel - Black Dial - Brown Leather Strap - 331.12.42.51.01.002 Light black dial

black dial

calibre 59360 movement with big date

42 mm polished and satin-finished titanium case

co-axial escapement for greater precision stability and durability

Omega Speedmaster '57 Omega Co-Axial Chronograph Watch - 41.5 mm Steel Case - Brushed Bezel - Black Dial - Brown Leather Strap - 331.12.42.51.01.002 Light black dial41. 5 mm stainless steel case, transparent back, brushed bezel with tachymeter scale, scratch resistant sapphire crystal with anti reflective treatment on both sides, black dial with beige transferred dial indications, self winding chronometer Omega 9300 movement with Co Axial Escapement, chronograph, date, and small seconds, approximately 60 hours of power reserve, brown leather strap. Water resistant to 100 m.