Seiko Cal. 6157 - 552

This Spring Drive model from 1965 features a 41mm Titanium case. With its 22mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-c1076c036e1d]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

White

Jewels

33j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1965

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