OMEGA Speedmaster Moonphase (Meteorite)

Omega's Speedmaster Moonphase (Meteorite), reference 304.30.43.52.01.001, has a 43 mm steel case. It measures 13.61 mm thick, with a lug-to-lug span of 48.6 mm. The case is fitted with a scratch-resistant sapphire crystal treated with anti-reflective coating on both sides. Inside is the manual-winding calibre 9914, a Master Chronometer movement with column wheel and Co-Axial escapement, built with two barrels in series and a power reserve of 60 hours. This chronograph carries a moonphase display at 6 o'clock alongside small seconds and a hand-set date at 9 o'clock. The black dial sits above a display back, and the watch is fitted to a steel bracelet secured by a foldover clasp with comfort setting. The clasp is part of a case rated to 50 metres of water resistance.