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Return To ShopThe ETA 501 watch movement, manufactured from 1916 to 1928, produced a total of 384,000 units. It features an open face calibre and is identified as model 2. The movement incorporates a bimetallic screw balance and is equipped with a Breguet hairspring. Additionally, this American made movement is designed with stem wind and set functionality, showcasing a sub-second feature.
The ETA 501 features the following functions:
Ronda Reference # | Shock System | Buy |
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Dimensions | GR Reference # | End Type | Buy |
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1.30 x 0.110 x 290 x 9.5 mm | 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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BALANCE COMPLETE, *UA 10-98* | 4175/ELG | 4175/ELG | Buy part |
MAINSPRING 4-7-16 DBH | MSN-431 | GR 3373-DBH | Buy part |
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