Seiko Cal. 7031 - 637

Seiko 7031-637

This Quartz model from 1976 features a 37mm Stainless Steel case. With its 22mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-5251857938f5]

Also known as: Samurai, Navigator

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
12.9mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
40m
Dial Color
Green
Jewels
35j
Frequency
21,600 bph
Power Reserve
41 hours
Year
1976

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seikata-wm-5251857938f5