Seiko Cal. 4437 - 418

The Seiko 4437-418 represents an important milestone in Seiko's 1972 lineup. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-52f13dcfb992]

Also known as: UFO, Arnie

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1972

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