Seiko Cal. 5636 - 990

This Hand-Winding model from 1980 features a 37mm Titanium case. Powered by the 5636 caliber with 33j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-15908fa5775d]

Also known as: Shogun, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1980

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