60s vintage watch mens Buren Micro Rotor Intra Matic Automatic 1280 slim rose gold pl ref 905701 NOSFounded in 1898 in Switzerland, Buren Watch Company established itself as an innovator in watchmaking, particularly with its advancements in micro rotor automatic movements. In the 1950s and 1960s, Buren introduced the Intra Matic series, featuring the revolutionary Caliber 1280 micro rotor movementone of the earliest and most refined self winding mechanisms of its kind. This cutting edge micro rotor technology was later adopted and further developed