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Seiko 2505B
Ligne: 8.75'''
Jewels: 17/21/25
Lift Angle: 51°
Power Reserve: 39 hrs
Frequency: 28800 vph
Type: Automatic
Period used: 1991-
Diameter: 20 mm
Height: 4.8 mm
Hands: 1.20 x 0.70 x 0.20 mm
The Seiko 2505B watch movement is a 19.4mm diameter Mecaline movement, introduced in 1991. It features an automatic winding system and a sweep seconds hand. The movement includes a quickset date function and an optional hack feature.
The Seiko 2505B features the following functions:
- Automatic Winding
- Date: quickset
- Optional hack feature
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.075 x 280 x 8.0 mm | GR3196X | Auto | Buy mainspring |
| 1.30 x 0.075 x 275 x 7.0 mm | Auto | Buy mainspring |
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
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