Seiko Cal. 6633 - 567

This Hand-Winding model from 1975 features a 40mm Two-Tone case. With its 20mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-3ab6afc75588]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1975

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