Seiko Cal. 6636 - 960

Seiko 6636-960

This Spring Drive model from 1967 features a 34mm Hardlex-Coated Steel case. With its 21mm lug width and 12.0mm profile, it sits comfortably on most wrists. [seikata-wm-87013ebb00c5]

Also known as: Crown

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
12.0mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
160m
Dial Color
Silver
Jewels
32j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1967

Related Models

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