Seiko Cal. 6136 - 543

This Hand-Winding model from 1974 features a 43mm PVD Black case. With its 18mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-8c8262c3c3fb]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Cream

Jewels

30j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1974

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