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![Identification PSA/ 6309] Here's how to ID every Seiko : r/Seiko](https://i.redd.it/0jcx8bsncc381.jpg "Identification PSA/ 6309] Here's how to ID every Seiko : r/Seiko")
Identification PSA/ 6309] Here's how to ID every Seiko : r/Seiko
Vintage Seiko World Time - Decoding Seiko Part Numbers, Model and Serial No
