#Seiko watch serial numbers serial numbers#

The sequence number is reset for the following month. Going by this convention, up to 10,000 watches of a particular model could be manufactured in one month. It is generally believed that the first watch produced every month begins with '0000' and the last watch made in that month ends with '9999'. The remaining 4 digits represent the production number of the watch in a sequence. The last four digits represent the running number of the watch '0', 'N' and'D' denotes October, November and December respectively This table below describes the structure of the serial number.Дenotes the year in the decade, not absolute yearДЎ to 9 denotes months of January to October. To simplify things, I will use the 6-digit serial number convention. You may not know the exact month the watch was made but suffice to say, the production year couldnвЂ™t be any later or earlier than 2000. In this case youвЂ™ll need to know the intimate history of the model вЂ“ for example, the SBDX005 Historical Collection 600m diver was released in 2000 with 1,000 pieces made. Limited edition Seikos are usually made within a very short time frame вЂ“ perhaps not more than a few months in the year it was introduced. 123/300 (denoting the 123rd piece out of a total of 300 pieces) usually donвЂ™t have serial numbers. Limited edition models with unique sequenced numbering, e.g.

#Seiko watch serial numbers serial numbers#

Seiko watches made prior to the late 1960s, most probably 1967 have 7-digit serial numbers instead. There are however exceptions to this rule.

Every Seiko watch manufactured is given a 6-digit serial number.