Seiko Cal. 5635 - 478

The Seiko 5635-478 represents an important milestone in Seiko's 1988 lineup. With its 22mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-228ea72bd728]

Also known as: Sumo, Navigator

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

29j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1988

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