Seiko Cal. 5633 - 924

The Seiko 5633-924 represents an important milestone in Seiko's 1981 lineup. With its 20mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-6893c2efd612]

Also known as: Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1981

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