Seiko Cal. 4566 - 337

This Spring Drive model from 1976 features a 36mm Titanium case. With its 18mm lug width and 13.3mm profile, it sits comfortably on most wrists. [seikata-wm-d73fd95c8b21]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Cream

Jewels

32j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1976

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