Seiko Cal. 4446 - 640

The Seiko 4446-640 represents an important milestone in Seiko's 1979 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-b633412b865b]

Also known as: Samurai, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1979

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