Seiko Cal. 5674 - 636

The Seiko 5674-636 represents an important milestone in Seiko's 1982 lineup. Powered by the 5674 caliber with 23j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-604f41d3eca0]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Titanium

Case Width

42mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1982

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