Description
Omega Speedmaster Moonwatch Professional Master Chronometer Chronograph 310.30.42.50.01.002. 42 mm stainless steel case, sapphire crystal. Black dial with hours, minutes, seconds and chronograph functions. Manual Swiss made movement caliber 3861, 26 jewels, 21,600 vph, power reserve of 50 hours. Stainless steel with deployment buckle. Water resistance 50m/167ft.