Seiko Cal. 5637 - 336

The Seiko 5637-336 represents an important milestone in Seiko's 1979 lineup. With its 19mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-8be31be56ce6]

Also known as: Samurai, Silverwave

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1979

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