The General 51S watch movement is equipped with a lever and escape wheel made of gold, ensuring durability and precision. It features three barrel-arbor bearings, providing stability and smooth operation. The crown- and ratchet wheel are guided between two barrel bridges, minimizing wear on the bridge during winding. This movement is a manual wind type and is equipped with Incabloc Shock Protection. It also has covered winding functionality. The General 51S movement was produced around 1935.
The General 51S features the following functions:
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 x 0.055 x 200 x 5.5 mm | GR4037 | Manual | Buy mainspring |
| 1.50 x 0.060 x 180 x 5.5 mm | GR4040 | Manual | Buy mainspring |
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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