Seiko Cal. 5673 - 843

This Hand-Winding model from 1979 features a 37mm Two-Tone case. With its 19mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-6f98b1b718c9]

Also known as: Sea Horse, Arnie

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1979

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