Seiko Cal. 4576 - 745

This Spring Drive model from 1980 features a 36mm PVD Black case. It features a Champagne dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-d139fd523420]

Also known as: Monster, Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

33j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1980

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