Seiko Cal. 0731 - 447

The Seiko 0731-447 represents an important milestone in Seiko's 1976 lineup. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-9bdc755af322]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Champagne

Jewels

34j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1976

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