List of Seiko Watch Movements

Below is a list of Seiko movements. The Seiko calibers that are already listed on the site will be linked directly. Some of the listings aren’t ready because real images are still needed, please check back or submit a caliber image of the movement in your watch.

If you know of a Seiko calibre that exists but isn’t in the list, please add it to the comments below.

Seiko Automatic Calibers

4R Family:

• 4R15
• 4R16
• 4R34
• 4R35
• 4R35A
• 4R36
• 4R37
• 4R38
• 4R39
• 4R57
• 4R71

5R Family:

• 5R65

6R Family:

• 6R15 – Date
• 6R20 – Power reserve indicator, day-date subdials
• 6R21 – Power reserve indicator, day-date subdials
• 6R27
• 6R31
• 6R35
• 6R35A
• 6R54 – GMT (office/caller style)
• 6R64

6L Family:

• 6L35 – 3-hander auto with a date
• 6L37 – 3-hander auto with a date

7S Family:

• 7S26
• 7S36

8L Family:

• 8L35
• 8L55

8R Family:

• 8R28
• 8R46

9R Family:

Spring Drive, Grand Seiko

• 9RA2
• 9RA5
• 9R15 –
• 9R65 –
• 9R66 – GMT
• 9R86 – Chronograph, GMT
• 9R96 – Chronograph, GMT
• 9R31
• 9R65
• 9R86

9S Family:

Automatic, Grand Seiko

• 9S65
• 9S66
• 9S85 – Hi-Beat
• 9S86

NE Family:

• NE15B
• NE20
• NE57
• NE86
• NE88

NH Family:

Automatic, SII/TMI (non-Seiko branded)

• NH05A
• NH06
• NH25A
• NH34
• NH35A – Date
• NH36 – Day/date
• NH37A
• NH38A
• NH39
• NH70A
• NH71A
• NH72 – Skeletonized

Y Family:

Automatic, SII version (non-Seiko branded) of the 7SXX.

• Y675 – Date only
• Y676 – Day-date

More:

• 2906A
• 6117B
• 6139B
• 6217
• 6308A
• 6309
• 6319 – Automatic
• 7002A
• 8229

Seiko Mechanical (Manual-Wind) Calibers

• 11A – Ladies
• T-Zero
• 5740C

9R Family:

Spring Drive, Grand Seiko

• 9R01 – 8 days power reserve
• 9R02 – Manual-wind
• 9R31 – Manual-wind

9S Family:

Manual-wind, Grand Seiko

• 9S64 – 3 days power reserve

Seiko Kinetic Calibers 

• 5D44
• 7D46
• 7D48
• 7D56
• 9T82

Seiko Quartz Calibers

1B Family:

• 1B21 – Solar powered, radio controlled, ladies watch
• 1B22 –
• 1B25 –
• 1B32 –
• 1B35 –

5K Family:

• 5K65 – Quartz, solar-powered

5S Family:

• 5S21A – Smooth sweeping seconds quarts, no-date
• 5S42A – Smooth sweeping seconds quarts, date

5X Family:

• 5X53 – Solar powered GPS

5Y Family:

• 5Y22
• 5Y23 – Quartz, day-date
• 5Y30
• 5Y31
• 5Y32
• 5Y39

7T Family:

• 7T12 – Chronograph, 24 hour indicator
• 7T62
• 7T92

9F Family:

Grand Seiko Quartz

• 9F85 – Time Difference Adjustment
• 9F86 – GMT
• 9F61 – Slim, no-date
• 9F62 – Slim, date

VH Family:

Sweeping seconds (seconds hand moves 4 times per second)

• VH31 – 3-hander time-only, no-date
• VH60 – 24 hour subdial (6)
• VH61 – 24 hour subdial, pointer date subdial (12-6)
• VH63 – 24 hour subdial, pointer date subdial, day of the week subdial (3-6-9)
• VH64 – Pointer date subdial, day of the week subdial (3-9)
• VH65 – Pointer date subdial (3)
• VH67 – 24 hour subdial, pointer date subdial, day of the week subdial (12-6-9)
• VH68 – 24 hour subdial, pointer date subdial, day of the week subdial (2-6-11)
• VH83 – 24 hour subdial, pointer date subdial, retrograde day of the week (3-6-9)
• VH88 – 24 hour subdial, pointer date subdial, retrograde day of the week (2-6-11)

To do:

• 6N52
• 6N53
• 7546 – Day/date
• 7A28 (7A28A) – Chronograph
• 7C46 – Day/date
• 7N43 – Day/date
• 7X52
• 8B43
• 8T63
• 8T68
• 8J41
• 8J42
• 8J55
• 9F62A
• D229
• PC10
• PC11
• PC20 S
• PC21 AE
• PC21 AF
• PC21J
• PC21 S
• PC22
• PC23
• PC29
• PC32A
• PC33
• PC39
• V157
• V158
• V192
• V194
• V336
• VC00
• VC01
• VC10
• VC11
• VD5F
• VD31
• VD32
• VD33
• VD34
• VD35
• VD36
• VD37
• VD38
• VD50
• VD51
• VD52
• VD53
• VD54
• VD55
• VD56
• VD57
• VD59
• VD70
• VD72
• VD73
• VD74
• VD75
• VD76
• VD77A
• VD78
• VD79
• VD84
• VD85 – Small seconds, date subdial, retrograde day
• VD86
• VD87
• VK61
• VK63
• VK64
• VK67
• VK68
• VK73
• VK83
• VJ12
• VJ14
• VJ21
• VJ21
• VJ20
• VJ21
• VJ22
• VJ23
• VJ24
• VJ32
• VJ33
• VJ34
• VJ42
• VJ43
• VJ45
• VJ52
• VJ53
• VJ55
• VJ21
• VJ76
• VS42A

S. Epson Watch Movements:

• VS22B – Quartz, solar-powered
• VX36 – Quartz, day/date
• VX9N – Quartz, day-date, 24 hour indicator
• YN55A – Automatic
• YN71 – Automatic, open balance wheel
• YM04A – Quartz, 60 min chronograph, 24 hour indicator
• YM12A – Quartz, chronograph
• YM62A – Quartz, chronograph
• Y120G – Quartz, small
• Y121E – Quartz, small

NOTE: This list is a work in progress. We are actively updating it, as well as the corresponding caliber listings. If you do not see what you are looking for here, check back soon.