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Movements
Pocket watch and clock movements
Hamilton 992

Hamilton 992

The Pocket Watch Database’s technical description of the movement based on its serial number

Full movement

Crown and ratchet wheels removed

Click and spring

Engraving and chatons on the gear train bridge

All bridges removed exposing the whole gear train

Traditional gear train design

Focus on the gear train

Focus on the centre wheel

Escapement

Fourth wheel

Third wheel

Centre wheel

Regulator

Underside of the balance wheel

Dial side

Keyless works in winding position

Keyless works in setting position

Setting lever and yoke

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