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Return To ShopThe ETA 757 watch movement is a hunter calibre with a unique crown mechanism that features a rocker bar and a ratchet on the back side. It includes a crown wheel that does not serve any specific function and a left-handed ratchet-wheel screw. The 231 and 661 models have slight differences in their bridge shapes. The movement offers the functions of stem winding and setting, as well as sub seconds. It was predominantly used around 1919.
The ETA 757 features the following functions:
Ronda Reference # | Shock System | Buy |
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Dimensions | GR Reference # | End Type | Buy |
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2.00 x 0.200 x 460 x 16.0 mm | GR5902 | Manual | Buy mainspring |
2.00 x 0.200 x 440 x 16.0 mm | GR5901 | 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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Part Description | Reference # | Alternate | Buy |
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