Seiko Cal. 5221 - 531

This Hand-Winding model from 1979 features a 41mm Two-Tone case. With its 21mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-f12eb63c8c5d]

Also known as: Sea Horse, Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1979

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