OMEGA Speedmaster Moonwatch Professional

The Omega Speedmaster Moonwatch Professional reference 310.32.42.50.01.001 is a chronograph with a 42 mm steel case. The case is 13.18 mm thick and measures 47.5 mm from lug to lug. Omega rates the case to 50 metres, or 5 bar. The Speedmaster has a Hesalite crystal over a black dial. Calibre 3861 is a manual-winding movement with a 50 hour power reserve, a Co-Axial escapement and a silicon balance spring. The watch is a Master Chronometer approved by METAS, with small seconds and a tachymeter. A textile strap is fitted to the watch.