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Seiko 7N42-0AC0
Ligne: 13.5'''
Jewels: 3
Frequency: 21600 vph
Period used: ~1970
Diameter: 30.5 mm
Height: 7.0 mm
Hands: 1.92 x 1.40 x 0.18 mm
The Seiko 7N42-0AC0 watch movement features a pointed balance staff bearing in white jewels and was initially manufactured by Durowe. It incorporates an electromechanically controlled balance motor and offers a sweep second function. The movement enables the day to be set by +/-24 hours and includes a quickset feature for adjusting the date. Furthermore, it includes a hack feature. The Seiko 7N42-0AC0 movement was commonly used around the period of 1970.
The Seiko 7N42-0AC0 features the following functions:
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
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Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
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