Home Original Japan Seiko TMI VH31 Quartz Movement 3 hands Sweep second
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Original Japan Seiko TMI VH31 Quartz Movement 3 hands Sweep second

Regular price $21.36 Sale price $16.11
25% OFF
Color: Silver

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Original Japan Seiko TMI VH31 Quartz Movement 3 hands Sweep second

Original Japan Seiko TMI VH31 Quartz Movement 3 hands Sweep second

TMI VH31 Sweeping Quartz Movement

The TMI VH31 is a premium 3-hand quartz movement featuring a smooth sweeping second hand that mimics the appearance of a mechanical watch while maintaining the accuracy, reliability, and low maintenance of quartz technology. It is widely used in custom watch builds and modern field, pilot, and dive watches.

Specifications

Specification Details
Manufacturer TMI (Time Module Inc. / Seiko Group)
Caliber VH31
Movement Type Quartz
Display Hours, Minutes, Central Seconds
Sweep Rate 4 beats per second (smooth sweep)
Accuracy ±15 seconds per month
Battery SR920SW (371)
Battery Life Approx. 2 years
Diameter 23.7mm (10½ ligne)
Height 3.45mm
Jewels 0 (VH31B) / 2 (VH31A)
Frequency 32,768 Hz quartz oscillator
Hacking Seconds Yes (second hand stops during setting)
Date Function No
Anti-magnetic ≥1600 A/m

Key Features

  • Smooth sweeping second hand (4 ticks per second)
  • Quartz accuracy with mechanical-style appearance
  • Slim 3.45mm profile
  • Low maintenance and long battery life
  • Ideal for custom watch projects and everyday wear

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