Seiko Cal. 5634 - 884

The Seiko 5634-884 represents an important milestone in Seiko's 1979 lineup. With its 22mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-d8c6f552330f]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

25j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1979

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