Seiko Cal. 5646 - 773

This Hand-Winding model from 1981 features a 39mm PVD Black case. Powered by the 5646 caliber with 34j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-4f50348c4ff9]

Also known as: Navigator, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

14.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1981

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