Seiko Cal. 5641 - 597

This Hand-Winding model from 1979 features a 37mm Gold-Plated case. With its 20mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-371d7656a703]

Also known as: Rally, Arnie

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

17j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1979

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