Speedmaster - the first watch on the moon One of the world's most iconic timepieces Presented in a 42mm 18K SednaGold asymmetrical case Powered with precision by the OMEGA Co-Axial Master Chronometer Calibre 3861 Master Chronometer officially certified by METAS ICONIC HISTORY Famed as the first watch on the moon, the Speedmaster Professional was worn by Buzz Aldrin when he walked on the lunar surface in 1969. The Speedmaster Moonwatch Professional takes inspiration from the fourth-generation style that was worn by Apollo 11 astronauts during that first moon landing. ADVENTUROUS SPIRIT This 42mm model is presented in an 18K SednaGold asymmetrical case paired with a five-arched-links-per-row bracelet. Framed by an anodised aluminium bezel ring with the famous dot over 90, the step black dial features a small seconds sub-dial, 30-minute recorder and 12-hour recorder, along with a central chronograph hand. Confidently driven by the OMEGA Co-Axial Master Chronometer Calibre 3861 movemen