Seiko Cal. 6636 - 852

Seiko 6636-852

This Automatic model from 1979 features a 46mm Hardlex-Coated Steel case. Powered by the 6636 caliber with 25j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-57e4b8a4f412]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
11.0mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Cream
Jewels
25j
Frequency
36,000 bph
Power Reserve
58 hours
Year
1979

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