Seiko Cal. 5673 - 583

This Hand-Winding model from 1977 features a 40mm Two-Tone case. With its 18mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-c401b8f1216f]

Also known as: Tuna, Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1977

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