Seiko Cal. 4425 - 256

This Spring Drive model from 1974 features a 37mm Two-Tone case. With its 21mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-a54998fc99f7]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Silver

Jewels

36j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1974

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