Birthdate Query Find your birth watch. Moonwatch calibers 321, 861 and 1861 only

It's simple. Enter your birth year and month and 'Submit'.

'Moonwatch Only Tables' uses the scientific data provided via their website. For caliber 321 movements, movement numbers are double-verified against Table A. This assists in identifying 'Frankenwatches'.

'Speedmaster101 pricing' uses the data provided via the excellent Speedmaster101.

Current data limits query on Birthdates from January 1958 to December 1998. There are currently 433 extracts in use.

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