Seiko Cal. 5223 - 983

This Spring Drive model from 1975 features a 37mm PVD Black case. With its 21mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-bdcd4f4f1e0a]

Also known as: Bullhead, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1975

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