Seiko Cal. 4428 - 586

This Spring Drive model from 1967 features a 46mm Titanium case. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-2bc97b0d0cb7]

Also known as: Silverwave, Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1967

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