Seiko Cal. 5624 - 931

The Seiko 5624-931 represents an important milestone in Seiko's 1981 lineup. With its 18mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-89a2d20eb43c]

Also known as: Shogun, Baby Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1981

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