Instruction

Seiko will gradually discontinue attaching paper instruction manuals to its products as part of a paperless operation starting February 2024.

Check the case back of your watch to find the caliber code inscribed on it, and read the instructions pertaining to your watch caliber code.

How to find the Caliber Code

On the Case Back

Select Your Language

Select from the caliber code

All

Click the first digit of the caliber code

Other

Caliber Code	Instruction
2
2R05	Instruction of 2R05 : Thai
2R06	Instruction of 2R06 : Thai
3
3X22	Instruction of 3X22 (GPS Solar) Complete User Guide for Astron : Thai
3X62	Instruction of 3X62 (GPS Solar) Complete User Guide for Astron : Thai
4
4J51	Instruction of 4J51 (Grand Seiko Quartz) : Thai
4J52	Instruction of 4J52 (Grand Seiko Quartz) : Thai
4R34	Instruction of 4R34 : Thai
4R35	Instruction of 4R35 : Thai
4R35	Instruction of 4R35（Automatic Divers）:Thai
4R36	Instruction of 4R36 : Thai
4R36	Instruction of 4R36（Automatic Divers）:Thai
4R37	Instruction of 4R37 : Thai
4R38	Instruction of 4R38 : Thai
4R39	Instruction of 4R39 : Thai
4R57	Instruction of 4R57 : Thai
4R71	Instruction of 4R71 : Thai
4R72	Instruction of 4R72 : Thai
5
5K65	Instruction of 5K65 (Diver's watch for air diving) : Thai
5R65	Instruction of 5R65 (Spring Drive Divers) : Thai
5R65	Instruction of 5R65 : Thai
5R66	Instruction of 5R66 : Thai
5X53	Instruction of 5X53 (GPS Solar) Complete User Guide for Astron: Thai
5X83	Instruction of 5X83 (GPS Solar) Complete User Guide : Thai
6
6L35	Instruction of 6L35 : Thai
6L37	Instruction of 6L37（Diver's watch for air diving） : Thai
6R20	Instruction of 6R20 : Thai
6R21	Instruction of 6R21 : Thai
6R24	Instruction of 6R24 : Thai
6R27	Instruction of 6R27 : Thai
6R31	Instruction of 6R31 : Thai
6R35	Instruction of 6R35 (Diver’s watch for air diving) : Thai
6R35	Instruction of 6R35 : Thai
6R38	Instruction of 6R38 : Thai
6R51	Instruction of 6R51 : Thai
6R54	Instruction of 6R54 (Diver’s watch for air diving) : Thai
6R54	instruction of 6R54 : Thai
6R55	Instruction of 6R55(Diver’s watch for air diving) : Thai
6R55	Instruction of 6R55 : Thai
6R5H	Instruction of 6R5H : Thai
6R5J	Instruction of 6R5J : Thai
6R64	Instruction of 6R64 : Thai
7
7X52	Instruction of 7X52 (GPS Solar) Complete User Guide for Astron: Thai
8
8A50	Instruction of 8A50 : Thai
8J55	Instruction of 8J55 (Grand Seiko Quartz) : Thai
8L35	Instruction of 8L35 (Diver’s watch for air diving) : Thai
	Instruction of 8L35 (Diver’s watch for saturation diving) : Thai
	Instruction of 8L35 : Thai
8L45	Instruction of 8L45 : Thai
8L55	Instruction of 8L55 (Diver’s watch for air diving) : Thai
8L55	Instruction of 8L55 (Diver’s watch for saturation diving) : Thai
8R46	Instruction of 8R46 : Thai
8R48	Instruction of 8R48 : Thai
8X22	Instruction of 8X22 (GPS Solar) Complete User Guide for Astron: Thai
8X42	Instruction of 8X42 (GPS Solar) Complete User Guide for Astron: Thai
8X53	Instruction of 8X53 (GPS Solar) Complete User Guide for Astron: Thai
8X53	Instruction of 8X53 (GPS Solar) Complete User Guide for Prospex: Thai
8X82	Instruction of 8X82 (GPS Solar) Complete User Guide for Astron: Thai
H
H851	Instruction of H851 (Diver’s watch for air diving ) : Thai
H855	Instruction of H855 (Diver’s watch for air diving ) : Thai
V
V111	Instruction of V111 (Solar) : Thai
V114	Instruction of V114 (Solar) : Thai
V115	Instruction of V115 (Solar) : Thai
V116	Instruction of V116 (Solar) : Thai
V117	Instruction of V117 (Solar) : Thai
V131	Instruction of V131 (Diver’s watch for air diving) : Thai
V131	Instruction of V131 (Solar) : Thai
V137	Instruction of V137 (Solar) : Thai
V138	Instruction of V138 (Solar) : Thai
V145	Instruction of V145 (Diver’s watch for air diving) : Thai
V147	Instruction of V147 (Diver’s watch for air diving) : Thai
V147	Instruction of V147 (Solar) : Thai
V157	Instruction of V157 (Diver’s watch for air diving) : Thai
V157	Instruction of V157 (Solar) : Thai
V158	Instruction of V158 (Diver’s watch for air diving) : Thai
V158	Instruction of V158 (Solar) : Thai
V181	Instruction of V181 (Solar) : Thai
V187	Instruction of V187 (Solar) : Thai
V192	Instruction of V192 (Diver’s watch for air diving) : Thai
V192	Instruction of V192 : Thai
Other
pull through type band	Instruction of How to attach a pull-through type band : Thai