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Hamilton 690
Ligne: 11.5'''
Jewels: 17
Power Reserve: 40 hrs
Frequency: 28800 vph
Type: Automatic
Period used: 1977-
Diameter: 26 mm
Height: 2.95 mm
Hands: 1.60 x 1.20 mm
Base: Longines 994.2
The Hamilton 690 watch movement, produced from 1977 onwards, features a micrometer regulator and is equipped with two serially coupled barrels. One barrel contains a fixed spring while the other utilizes a slip spring mechanism. The movement is considered equivalent to the Longines 990. It includes functions such as automatic winding, quickset date, and has been in use since 1977.
The Hamilton 690 features the following functions:
- Automatic Winding
- Date: quickset
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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