Seiko 1E20

  • Size: Ø9.50mm
  • Height: 2.50mm
  • Power: Quartz
  • Battery: 335

Seiko 1F20

  • Size: 10.00 x 12.50mm
  • Height: 2.20mm
  • Power: Quartz
  • Battery: 337

Seiko 1N00

  • Size: 10.80 x 14.00mm
  • Height: 2.20mm
  • Hands: Hour & Minute
  • Power: Quartz
  • Battery: 317

Seiko 1N01 (Overall Height 3.70mm)

  • Size: 10.80 x 14.00mm
  • Height: 2.40mm
  • Hands: Hour, Minute & Center Seconds
  • Power: Quartz
  • Battery: 317
  • Features:
    • Hour Wheel Height 0.93mm

Seiko 1N01 (Overall Height 4.07mm)

  • Size: 10.80 x 14.00mm
  • Height: 2.40mm
  • Hands: Hour, Minute & Center Seconds
  • Power: Quartz
  • Battery: 317
  • Features:
    • Hour Wheel Height 1.40mm

Seiko 4R15

  • Hands: Hour, Minute & Center Seconds
  • Date Window Location: 3h
  • Features:
    • Crown @ 4h

Seiko 4R36

  • Hands: Hour, Minute & Center Seconds
  • Day & Date Window Location: 3h
  • Features:
    • Crown @ 4h
  • Used In The Following Watches:
    • Seiko SRPB69J1 Presage
    • Seiko SRP Turtle
    • Seiko Orange Monster SRP309
    • Seiko Prospex SRP777
    • Seiko SRP129J1 Worldtimer (4R36A)
    • Seiko SRP785K1 (4R36A)
    • Seiko 5 Sports Mount Fuji World Heritage Limited Edition
    • Undone Dark Sea

Seiko 4T57

  • Hands: Hour, Minute & Center Seconds
  • Date Window Location: 3h
  • Sub Dial: Stop Watch Seconds @ 6h
  • Sub Dial: Stop Watch Minutes @ 9h
  • Sub Dial: Stop Watch 1/10 Seconds @ 12h

Seiko 5D44

  • Hands: Hour, Minute & Center Seconds
  • Date Window Location: 6h
  • Sub Dial: Retrograde Day Hand @ 4h
  • Sub Dial: Direct Drive Indicator Hand @ 9h

Seiko 5D88

  • Size: Ø30.0mm
  • Height: 6.52mm
  • Hands: Hour, Minute & Center Seconds

Seiko 5M54

  • Size: Ø27.60mm
  • Height: 4.30mm
  • Hands: Hour, Minute & Center Seconds
  • Date Window Location: 3h
  • Sub Dial: Retrograde Day @ 4h

Seiko 5M62

  • Size: Ø26.00mm (12 Ligne)
  • Height: 4.50mm
  • Hands: Hour, Minute & Center Seconds
  • Date Window Location: 3h
  • Pushers: 2h
  • Capacitor: 3023.44Z

Seiko 5M63

  • Size: Ø26.00mm (12 Ligne)
  • Height: 4.50mm
  • Hands: Hour, Minute & Center Seconds
  • Day & Date Window Location: 3h
  • Pushers: 2h
  • Capacitor: 3023.44Z
  • Features:
    • Kinetic

Seiko 5M65

  • Size: Ø27.50mm
  • Height: 4.95mm
  • Hands: Hour, Minute & Center Seconds
  • Date Window Location: 3h
  • Pushers: 2h
  • Features:
    • Kinetic

Seiko 5M85

  • Hands: Hour, Minute & Center Seconds
  • Date Window Location: 3h
  • Features:
    • Second Time Zone

Seiko 5T32

  • Size: Ø26.00mm (12 Ligne)
  • Height: 3.60mm
  • Hands: Hour, Minute & Center Seconds
  • Date Window Location: 3h
  • Sub Dial: Alarm @ 12h
  • Power: Quartz
  • Pushers: 2 & 8h
  • Battery: 399

Seiko 5Y66

  • Size: Ø23.30mm (10½ Ligne)
  • Hands: Hour, Minute & Center Seconds
  • Sub Dial: Date @ 3h
  • Sub Dial: 24 Hour @ 6h
  • Sub Dial: Retrograde Day @ 10h
  • Power: Quartz
  • Battery: 371

Seiko 6A32A

  • Size: Ø27.3mm
  • Height: 3.69mm
  • Hands: Hour, Minute & Center Seconds
  • Date Window Location: 6h

Seiko 6G28

  • Size: Ø27.3mm
  • Height: 3.45mm
  • Hands: Hour & Minute
  • Sub Dial: Small Seconds @ 6h

Seiko 6G34A

  • Size: Ø23.70mm
  • Height: 3.45mm
  • Hands: Hour & Minute
  • Sub Dial: Date @ 3h
  • Sub Dial: Small Seconds @ 6h
  • Sub Dial: Retrograde Day @ 9h
  • Sub Dials: 24 Hour @ 12h

Seiko 6N42 (Date @ 3h)

  • Hands: Hour, Minute & Center Seconds
  • Sub Dial: Date @ 3h

Seiko 6N42 (Date @ 6h)

  • Hands: Hour, Minute & Center Seconds
  • Sub Dial: Date @ 6h

Seiko 6N76

  • Size: Ø26.4mm
  • Height: 3.40mm
  • Hands: Hour, Minute & Center Seconds
  • Big Date Window Location: 6h

Seiko 6138A

  • Size: Ø27.0mm
  • Height: 7.90mm
  • Chronograph: Yes
  • Jewels: 21
  • Frequency: 21,600

Seiko 6138B

  • Size: Ø27.0mm
  • Height: 8.00mm
  • Chronograph: Yes
  • Jewels: 21
  • Frequency: 21,600

Seiko 6139A

Seiko 6139 Oiling Points

  • Size: Ø27.0mm
  • Height: 6.65mm
  • Chronograph: Yes
  • Jewels: 21
  • Frequency: 21,600

Seiko 6139B

Seiko 6139 Oiling Points

  • Size: Ø27.0mm
  • Height: 7.10mm
  • Chronograph: Yes
  • Jewels: 17
  • Frequency: 21,600

Seiko 6602B

Seiko 6602 Oiling Points

  • Size: Ø27.6mm
  • Height: 4.45mm
  • Jewels: 17

Seiko 7C46

  • Size: Ø28.60mm (12 Ligne)
  • Height: 3.70mm
  • Hands: Hour, Minute & Center Seconds
  • Day & Date Window Location: 3h
  • Power: Quartz
  • Battery: 395

Seiko 7D48

  • Size: 30.00mm
  • Height: 6.10mm
  • Sub Dials: Year Indicator, Month Indicator

Seiko 7N00

  • Size: 15.30 x 17.80mm (6¾ x 8 Ligne)
  • Height: 2.30mm
  • Power: Quartz
  • Battery: 364

Seiko 7N01

  • Size: 15.30 x 17.80mm (6¾ x 8 Ligne)
  • Height: 2.30mm
  • Hands: Hour, Minute & Center Seconds
  • Power: Quartz
  • Battery: 364

Seiko 7N21

  • Size: Ø24.00 x 21.50mm
  • Height: 2.10mm
  • Hands: Hour, Minute & Center Seconds
  • Power: Quartz
  • Battery: SR920SW / 371

Seiko 7N32 (Date @ 3h)

  • Size: Ø23.30mm (10½ Ligne)
  • Height: 2.70mm
  • Hands: Hour, Minute & Center Seconds
  • Date Window Location: 3h
  • Power: Quartz
  • Battery: 371

Seiko 7N32 (Date @ 6h)

  • Size: Ø23.30mm (10½ Ligne)
  • Height: 2.70mm
  • Hands: Hour, Minute & Center Seconds
  • Date Window Location: 6h
  • Power: Quartz
  • Battery: 371

Seiko 7N33

  • Size: Ø23.30mm (10½ Ligne)
  • Height: 2.95mm
  • Hands: Hour, Minute & Center Seconds
  • Day & Date Window Location: 3h
  • Power: Quartz
  • Battery: 371

Seiko 7N39

  • Size: Ø23.30mm (10½ Ligne)
  • Height: 2.57mm
  • Hands: Hour, Minute & Center Seconds
  • Date Window Location: 3h
  • Power: Quartz
  • Battery: 371

Seiko 7N43

  • Size: Ø25.60mm (11½ Ligne)
  • Height: 2.90mm
  • Hands: Hour, Minute & Center Seconds
  • Day & Date Window Location: 3h
  • Power: Quartz
  • Battery: 371

Seiko 7N82 (Date @ 3h)

  • Size: 15.30 x 17.80mm (6¾ x 8 Ligne)
  • Height: 2.80mm
  • Hands: Hour, Minute & Center Seconds
  • Date Window Location: 3h
  • Power: Quartz
  • Battery: 364

Seiko 7N83

  • Size: 15.30 x 17.80mm (6¾ x 8 Ligne)
  • Height: 2.90mm
  • Hands: Hour, Minute & Center Seconds
  • Day & Date Window Location: 3h
  • Power: Quartz
  • Battery: 364

Seiko 7N89 (Date @ 3h)

  • Size: 15.30 x 17.80mm (6¾ x 8 Ligne)
  • Height: 2.70mm
  • Hands: Hour & Minute
  • Date Window Location: 3h
  • Power: Quartz
  • Battery: 364

Seiko 7N89 (Date @ 4h)

  • Size: 15.30 x 17.80mm (6¾ x 8 Ligne)
  • Height: 2.70mm
  • Hands: Hour & Minute
  • Date Window Location: 4h
  • Power: Quartz
  • Battery: 364

Seiko 7S26C

  • Size: Ø27.40mm
  • Height: 4.90mm
  • Hands: Hour, Minute & Center Seconds
  • Day & Date Window Location: 3h
  • Jewels: 21
  • Lift Angle: 53°
  • Frequency: 21,600

Seiko 7S36

  • Size: Ø27.40mm
  • Height: 4.90mm
  • Hands: Hour, Minute & Center Seconds
  • Day & Date Window Location: 3h

Seiko 7S36C

  • Size: Ø27.40mm
  • Height: 4.90mm
  • Hands: Hour, Minute & Center Seconds
  • Day & Date Window Location: 3h
  • Jewels: 23
  • Lift Angle: 53°
  • Frequency: 21,600

Seiko 7T04

  • Size: Ø27.60mm
  • Height: 4.80mm
  • Hands: Hour, Minute & Small Seconds
  • Big Date Window Location: 12h
  • Sub Dial: Stopwatch Minute @ 6h
  • Sub Dial: Small Seconds @ 9h
  • Sub Dial: 24 Hour @ 12h
  • Power: Solar
  • Features:
    • Stopwatch/City Indicator Hand at Center

Seiko 7T32

  • Size: Ø26.00mm (12 Ligne)
  • Height: 3.60mm
  • Hands: Hour, Minute & 1/5 Seconds
  • Date Window Location: 3h
  • Sub Dial: Alarm Hour @ 6h
  • Sub Dial: Small Seconds @ 9h
  • Sub Dial: Alarm Minute @ 12h

Seiko 7T62

  • Size: Ø26.00mm (12 Ligne)
  • Height: 3.60mm
  • Hands: Hour, Minute & Chrono 1/5th Seconds
  • Date Window Location: 3h
  • Power: Quartz
  • Pushers: 2 & 4h
  • Battery: 399

Seiko 7T92

  • Size: Ø26.00mm (12 Ligne)
  • Height: 3.90mm
  • Hands: Hour, Minute & Chrono 1/20th Seconds
  • Date Window Location: 3h
  • Power: Quartz
  • Pushers: 2 & 4h
  • Battery: 399

Seiko 7T94

  • Size: Ø27.60mm
  • Height: 3.30mm
  • Hands: Hour, Minute & Chrono 1/20th Seconds
  • Date Window Location: 3h
  • Sub Dial: 1/5 Second Hand @ 12h
  • Pushers: 2 & 4h

Seiko H023

  • Power: Quartz
  • Alarm: Yes
  • Features:
    • Time / Calendar
    • World Time
    • Stopwatch
    • Scroll Window
    • Battery Life Indicator

Seiko H601

  • Size: Ø28.00mm (12½ Ligne)
  • Height: 2.50mm
  • Hands: Hour, Minute & Center Seconds
  • Sub Dial: LCD @ 6h
  • Power: Quartz
  • Alarm: Yes
  • Pushers: 8 & 10h
  • Battery: 399

Seiko NH35

  • Used In The Following Watches:
    • Invicta ProDiver 8926
    • Vostok Amphibia

Seiko V115

  • Hands: Hour & Minute
  • Power: Solar
  • Features:
    • Energy Depletion Warning

Seiko V157

  • Size: Ø28.60mm (12½ Ligne)
  • Height: 3.50mm
  • Hands: Hour, Minute & Center Seconds
  • Date Window Location: 3h
  • Features:
    • Energy Depletion Warning

Seiko V158

  • Hands: Hour, Minute & Center Seconds
  • Day & Date Window Location: 3h
  • Features:
    • Energy Depletion Warning

Seiko V195

  • Size: Ø27.60mm
  • Height: 4.35mm
  • Hands: Hour, Minute & Small Seconds
  • Date Window Location: 4h
  • Sub Dial: Alarm/World Time @ 6h
  • Sub Dial: Small Seconds @ 9h
  • Sub Dial: Power Reserve Indicator @ 12h
  • Power: Solar
  • Features:
    • Stopwatch/City Indicator Hand at Center

We’ve compiled this list from various sources and will attempt to keep it updated and correct, but if you think we’ve missed anything, please don’t hesitate to get in touch.

Check out our Watchmaking Resources page for other useful resources

See our Watch Movements page for other branded movements