Seiko Cal. 5637 - 433

This Spring Drive model from 1969 features a 41mm Titanium case. It features a Navy dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-eef7c073a5b9]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Navy

Jewels

34j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1969

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