Seiko Cal. 4447 - 644

The Seiko 4447-644 represents an important milestone in Seiko's 1977 lineup. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-f8f2588d4833]

Also known as: UFO, Crown

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1977

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