Seiko Cal. 5620 - 923

This Hand-Winding model from 1976 features a 42mm Hardlex-Coated Steel case. With its 22mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-304b83934c19]

Also known as: Sea Horse, Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1976

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