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 anniversary brown dial with galvanized guilloche

brown dial with galvanized guilloche dial

dark gray semi-matte alligator leather strap

center links set with diamonds

luminous arabic numerals and hour markers

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 anniversary brown dial with galvanized guilloche41. 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.