Seiko Production Date Calculator
by Speedtimerkollektion

Put in the movement number and the serial number and press submit to obtain the production date of your Seiko:

Movement# 0703 0903 10 11 2118 2205 2502 2517 2706 2906 4006 4205 4S15 5106 5126 5601 5605 5606 5717 5719 5M43 5T52 6105 6106 6117 6118 6119 6138 6139 6206 6306 6309 6319 6601 6602 6619 7002 7005 7009 7015 7017 7019 7039 7548 7625 7S26A 7S26B 7S36 7T32 8L35
Serial#

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