Seiko Cal. 4563 - 405

This Spring Drive model from 1975 features a 42mm Hardlex-Coated Steel case. With its 21mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-ced7abe3e6ba]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1975

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