The Speedmaster is one of the brand\'s most iconic timepieces, and this OMEGA Speedmaster Moonwatch Professional Chronograph Men\'s Watch is an impressive representation of OMEGA\'s adventurous pioneering spirit. At A Glance  Presented on a black leather strap 42mm case size with 50m water resistance Black dial black bezel and tachymetric scale Small seconds sub-dial, 30 minute recorder and 12 hour recorder along with central chronograph hand Scratch resistant hesalite crystal glass Powered by OMEGA\'s mechanical calibre 1861 the legendary manual-winding movement worn on the Moon Special Moonwatch presentation box Extra NATO strap, bracelet changing tool and Speedmaster adventures book