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Seiko 66A
Ligne: 10.5'''
Jewels: 15
Power Reserve: 40 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1925
Diameter: 23.7 mm
Height: 4.0 mm
Hands: 1.30 x 0.85 / 0.18 mm
The Seiko 66A is an open face calibre watch movement, which was commonly used around 1925. It features a manual winding mechanism and a sub-second function.
The Seiko 66A features the following functions:
- Manual Winding
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.55 x 0.090 x 280 x 8.5 mm | Manual | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
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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