Seiko Cal. 0773 - 641

The Seiko 0773-641 represents an important milestone in Seiko's 1983 lineup. Powered by the 0773 caliber with 20j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-2e1436a14f8a]

Also known as: Navigator

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

41mm

Case Thickness

13.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1983

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