OMEGA Speedmaster Moonwatch Professional

The Omega Speedmaster Moonwatch Professional 310.60.42.50.01.001 is a chronograph with a 42 mm rose gold case. Thickness runs to 13.18 mm and lug-to-lug measures 47.5 mm. A domed sapphire crystal with antireflective treatment covers the black dial. Inside is the manual-winding calibre 3861, a Co-Axial movement certified as a Master Chronometer and resistant to magnetic fields up to 15,000 gauss, with a 50 hour power reserve. The tachymeter scale supports the chronograph function, and small seconds sit on the dial alongside it. A sapphire display back shows the movement. The rose gold bracelet closes with a foldover clasp with comfort setting. Water resistance reaches 50 metres, or 5 bar.