Seiko Cal. 6394 - 312

This Spring Drive model from 1976 features a 40mm PVD Black case. Powered by the 6394 caliber with 17j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-5750beeb1917]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1976

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