Seiko Cal. 5683 - 681

The Seiko 5683-681 represents an important milestone in Seiko's 1981 lineup. With its 21mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-80986affe693]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1981

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