Seiko Cal. 7136 - 320

This Spring Drive model from 1968 features a 37mm PVD Black case. It features a Black dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-60ddcf75a0ab]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1968

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