Seiko Cal. 7151 - 631

Seiko 7151-631

This Quartz model from 1983 features a 35mm Hardlex-Coated Steel case. With its 22mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-9f8f4f89636f]

Also known as: Sumo, Arnie

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
13.2mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
170m
Dial Color
Black
Jewels
30j
Frequency
28,800 bph
Power Reserve
41 hours
Year
1983

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