Seiko Cal. 4441 - 538

This Spring Drive model from 1970 features a 38mm Hardlex-Coated Steel case. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-e209434764f9]

Also known as: Crown, Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1970

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