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The caliber 421 [message #421]

Fri, 31 May 2013 03:43

JackW
Messages: 2003
Registered: May 2013
Location: Denver

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The caliber 421 is 15 jewel movement that is 11.5 ligne or 25.6mm diameter. The caliber number is clearly stamped next to the balance wheel on the pillar plate.
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