Seiko Cal. 4446 - 551

The Seiko 4446-551 represents an important milestone in Seiko's 1981 lineup. Powered by the 4446 caliber with 34j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-347235c3afbc]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

34j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1981

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