Seiko Cal. 5636 - 817

This Spring Drive model from 1973 features a 39mm Titanium case. Powered by the 5636 caliber with 36j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-600a9963b3ae]

Also known as: Samurai, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Green

Jewels

36j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1973

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