Seiko Cal. 5681 - 522

This Spring Drive model from 1984 features a 43mm Gold-Plated case. With its 22mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-d39651d365fc]

Also known as: Sumo, Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1984

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