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Hamilton 4992B
Ligne: 12'''
Jewels: 15/17
Power Reserve: 42 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1955
Diameter: 27 mm
Height: 4.5 mm
Hands: 1.50 x 0.90 x 0.20 mm
Base: Dugena ETA 1100
The Hamilton 4992B is a mechanical watch movement that was in use around 1955. However, there is limited information regarding any distinct differences between the Hamilton 4992B and its predecessor, the Dugena 606. The Hamilton 4992B movement features manual wind functionality and a sweep second hand.
The Hamilton 4992B features the following functions:
- Manual Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 x 0.130 x 300 x 10.5 mm | Manual | 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
| Part Description | Reference # | Alternate | Buy |
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