Omega Speedmaster Moonwatch Professional Watch - 42 mm Steel Case - Tachymeter Bezel - Black Dial - Black Leather Strap - 311.33.42.30.01.002 Leather Its power reserve of approximately

Its power reserve of approximately 70 hours ensures uninterrupted performance

First created in 1963 in tribute of the dangerous reputation of motorsports

approximately 40 hours of power reserve

Housing the Rolex Calibre 3255 automatic movement

Omega Speedmaster Moonwatch Professional Watch - 42 mm Steel Case - Tachymeter Bezel - Black Dial - Black Leather Strap - 311.33.42.30.01.002 Leather Its power reserve of approximately42 mm stainless steel case, transparent back, tachymeter bezel, scratch resistant sapphire crystal with anti reflective treatment on both sides, black dial, manual winding Omega 1863 movement with chronograph and small seconds (original movement that was worn on the moon), approximately 48 hours of power reserve, black leather strap with extra NATO and Velcro straps. Water resistant to 50 m.