Seiko Cal. 3812 - 742

This Spring Drive model from 1968 features a 46mm Two-Tone case. With its 21mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-8e665c71e76b]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1968

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