Seiko Cal. 5636 - 159

This Quartz model from 1983 features a 45mm Hardlex-Coated Steel case. Powered by the 5636 caliber with 31j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-e149d5bbc1fd]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1983

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