Seiko Cal. 5631 - 173

Seiko 5631-173

This Quartz model from 1988 features a 43mm Hardlex-Coated Steel case. With its 20mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-c13f885bc238]

Also known as: Samurai, Monster

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
15.7mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Burgundy
Jewels
29j
Frequency
21,600 bph
Power Reserve
54 hours
Year
1988

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