Breguet

Hello - As I've mentioned before, I'm very new to this group. I have a question about serial numbers. Someone in a store mentioned to me that the Letter after the serial number relates to the year that the watch is made. For example 400 M, means the 400th... 

Hi Eddie, There are a lot of conflicting comments about the Breguet serial numbering system and I have never read anything from Breguet themselves. As far as I am aware the letters do not relate to specific years of production. The numbers generally cycle... 

Basically what Andrew said is also that which I understand.....but to clarify the suffix letter be it an M or AA etc......as I know the principal behind the Breguet numbering system was to reuse the serial numbers that A.L.Breguet himself used as the numb...