Seiko Cal. 5636 - 836

This Spring Drive model from 1973 features a 38mm PVD Black case. It features a Silver dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-a3997f83ebac]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

36j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1973

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