Seiko Cal. 5631 - 235

Seiko 5631-235

This Solar model from 1966 features a 41mm Hardlex-Coated Steel case. With its 21mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-03965bd81b91]

Also known as: Pogue, Baby Tuna

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
8.7mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Silver
Jewels
29j
Frequency
36,000 bph
Power Reserve
44 hours
Year
1966

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seikata-wm-03965bd81b91