Seiko Cal. 4534 - 545

This Spring Drive model from 1976 features a 36mm PVD Black case. With its 18mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-e30f058a292b]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Burgundy

Jewels

25j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1976

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