Seiko Cal. 6656 - 602

This Hand-Winding model from 1979 features a 39mm Hardlex-Coated Steel case. With its 19mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-7f11c6d7c04f]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Black

Jewels

30j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1979

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