Seiko Cal. 6321 - 638

This Solar model from 1987 features a 41mm Stainless Steel case. Powered by the 6321 caliber with 20j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-52ab1227c440]

Also known as: Monster, Navigator

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1987

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