Product Features Dimension – The case diameter is 42 mm while the thickness is 14 mm. Omega 1863 Caliber Swiss mechanical hand wind chronograph movement – It has a state of the art mechanical hand wind chronograph movement that was used on the Moon. Maximum Power Reserve – The replica watch comes with a 48 … Continue reading Omega Mens 3573.50.00 Speedmaster Professional Mechanical Chronograph Replica Watch Review