Seiko Cal. 6636 - 568

Seiko 6636-568

This Automatic model from 1988 features a 38mm Hardlex-Coated Steel case. Powered by the 6636 caliber with 26j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-d508f9b7908f]

Also known as: Bellmatic, Crown

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
15.3mm
Lug Width
21mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
90m
Dial Color
Champagne
Jewels
26j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1988

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