Seiko Cal. 5637 - 904

This Automatic model from 1967 features a 44mm Titanium case. Powered by the 5637 caliber with 22j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-d53bccbac781]

Also known as: Samurai

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1967

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