Seiko Cal. 5229 - 311

This Spring Drive model from 1976 features a 37mm Titanium case. With its 20mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-cb853bdb1baa]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1976

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