Seiko Cal. 5626 - 664

The Seiko 5626-664 represents an important milestone in Seiko's 1976 lineup. With its 21mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-7d87377c5698]

Also known as: Tuna, Bullhead

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Cream

Jewels

19j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1976

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