Pocket Watch Size Chart Use the size chart below to determine the size of your watch by carefully measuring the pillar plate (dial side) diameter of the movement with a micrometer. The sizing system utilized by American watch companies is derived from the Lancashire Gauge, popularized in the ...
Early pocket watches were wound using a small metal key that fit snugly around a winding square at the center of the mainspring barrel. The key was also used to set the watch using the center arbor located at the front of the watch, manipulating the hands directly. Identification:The center...