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A Michel 491
Ligne: 10.5'''
Jewels: 1
Power Reserve: 41 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: 1973-1974
Diameter: 23.7 mm
Height: 4.15 mm
Hands: 1.50 x 0.90 / 0.20 mm
The A Michel 491 watch movement, manufactured between 1973 and 1974, features a pin-lever escapement and an indirect minute hand. It employs a hand friction clutch on the barrel. As there is limited documentation regarding the various variants within this movement family, only the known variants are listed officially. The movements typically bear the designation of the predominantly produced variant, and when the official designation is unknown, codes for features are appended to the signature. The movement is manually wound and was utilized during the specified period of 1973-1974.
The A Michel 491 features the following functions:
- Manual Winding
Balance Staff Listing
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Mainspring Listing
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Incabloc Part Listing
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KIF Part Listing
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Documents
Parts Listing
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