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Return To ShopThe Gruen 542SS is a period 1914- open face calibre watch movement. It features a bimetallic screw balance and comes with options such as the Beguet hairspring and Reed's regulator. This movement also incorporates an early two-section regulator designed for coarse and fine adjustment. It offers stem winding and setting, as well as a sub-second function.
The Gruen 542SS features the following functions:
Dimensions | GR Reference # | End Type | Buy |
---|---|---|---|
1.15 x 0.100 x 215 x 7.5 mm | Manual | Buy mainspring | |
1.10 x 0.100 x 220 x 8.0 mm | GR2610 | Manual | Buy mainspring |
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