Seiko Cal. 6317 - 522

Seiko 6317-522

This Automatic model from 1966 features a 36mm Hardlex-Coated Steel case. With its 18mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-820c6cb2c43a]

Also known as: Sumo, Shogun

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
8.0mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Black
Jewels
31j
Frequency
21,600 bph
Power Reserve
69 hours
Year
1966

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