Seiko Cal. 5291 - 640

This Hand-Winding model from 1977 features a 37mm Stainless Steel case. It features a Cream dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-e1aec8934d31]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1977

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