Seiko Cal. 4436 - 582

This Hand-Winding model from 1980 features a 45mm Two-Tone case. It features a Green dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-43044d769fe3]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1980

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