Seiko Cal. 5641 - 181

This Spring Drive model from 1983 features a 34mm PVD Black case. Powered by the 5641 caliber with 21j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-264af35ce16d]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

21j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1983

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