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Seiko 66B
Ligne: 10.5'''
Jewels: 15/17
Power Reserve: 40 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1965
Diameter: 23.7 mm
Height: 4.35 mm
Hands: 1.40 x 0.90 x 0.18 mm
Base: Osco 400
The Seiko 66B watch movement features a ratchet on the dial side and a crown mechanism with a rocker bar. It is a manual wind movement with sweep seconds and bascule winding. The movement also incorporates shock protection and sweep seconds. The Seiko 66B was used approximately around 1965.
The Seiko 66B features the following functions:
- Manual Winding
- Shock Protection
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 5131 | Ordinary/None | Buy staff |
| 5425 | Ordinary/None | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.55 x 0.100 x 290 x 9.0 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) |
|---|
Documents
Parts Listing
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