OMEGA Speedmaster Moonphase

The Omega Speedmaster Moonphase reference 304.23.44.52.13.001 is housed in a 44.25 mm case combining gold and steel, paired with a yellow gold bezel and a brown dial on a leather strap. It is fitted with the automatic Omega calibre 9904, a Master Chronometer movement offering 60 hours of power reserve, and features a chronograph with tachymeter scale and a moon phase display. The sapphire crystal extends to a display back, and the case has a screw-down crown with water resistance to 100 metres.