Seiko Cal. 5653 - 503

This Automatic model from 1978 features a 37mm Stainless Steel case. With its 19mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-ef91df8e0f52]

Also known as: Samurai, Sportsmatic

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Green

Jewels

32j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1978

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