Seiko Cal. 4452 - 336

This Spring Drive model from 1968 features a 41mm Titanium case. With its 22mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-daa757ae46a1]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1968

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