Omega Speedmaster MK4.5

Omega Speedmaster 4.5 in stainless steel. Matte black dial with printed tritium baton makers and day/date at 3, chronograph hours at 6, running seconds at 9 and 24 time at 12. The Speedmaster 4.5 was an automatic running on the Caliber 1045 based of the Lemania 5100. 42mm barrel case having similar proportions to a Mark II (although taller) with a mineral crystal and pushers to activate the chronograph features. Set on a black leather Rally style strap with stainless steel buckle. This watch comes in very good condition with its radial brushing intact and a very clean sapphire crystal. Circa 1970’s.