Instruction | Customer Service | Seiko Watch Corporation

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Select from the caliber code

Check the caliber code of your watch on the case back

Caliber Code	Instruction
3
3M22	Instruction of 3M22 (Kinetic) : English
3M62	Instruction of 3M62 (Kinetic) : English
3X22	Instruction of 3X22 (GPS Solar) Complete User Guide for Astron : English Instruction of 3X22 (GPS Solar) Handy Manual for Astron : English