Seiko Cal. 5681 - 891

This Spring Drive model from 1979 features a 38mm Stainless Steel case. Powered by the 5681 caliber with 28j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-fc03b4d598e7]

Also known as: Silverwave, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Champagne

Jewels

28j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1979

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