Produced 1972. Introduced in 1972, this Speedmaster Mark II (reference 145.0034) ran the manual-winding caliber 861 chronograph, the same hand-wound movement family that powered the contemporary Moonwatch, here beating at 21,600 vph with a…
Open in The Dial Atlas
Specifications, configurations, image gallery, market listings, lineage and notable appearances are part of the full reference.