Seiko Cal. 4559 - 438

The Seiko 4559-438 represents an important milestone in Seiko's 1974 lineup. With its 22mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-b56a0c926903]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1974

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