Seiko Cal. 4457 - 937

This Spring Drive model from 1975 features a 39mm Gold-Plated case. With its 19mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-47958c487f3c]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

White

Jewels

21j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1975

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