Seiko Cal. 5673 - 764

This Spring Drive model from 1979 features a 41mm Hardlex-Coated Steel case. With its 22mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-94abf0438242]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Cream

Jewels

19j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1979

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