Seiko Cal. 3874 - 957

This Spring Drive model from 1975 features a 36mm Stainless Steel case. With its 21mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-02187639d432]

Also known as: Turtle, Bullhead

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

32j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1975

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