The Westclox 6 is an open face calibre watch movement that underwent various detailed modifications throughout its production period, which occurred approximately in 1955. This movement features a timer function that includes options for measuring time intervals of 60 seconds (with an accuracy of 0.2 seconds) and 30 minutes, incorporating a pillar wheel mechanism. Additionally, there are options for measuring intervals of 30 seconds (with an accuracy of 0.1 seconds) and 15 minutes, as well as 3 seconds (with an accuracy of 0.01 seconds) and 90 minutes. Other functions of the Westclox 6 movement include stem winding, a sweep second hand, a sub-minute dial, and an additional timer feature.