Seiko Cal. 7131 - 300

This Hand-Winding model from 1973 features a 39mm Hardlex-Coated Steel case. With its 21mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-23af7fa100c4]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Cream

Jewels

23j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1973

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