Seiko Cal. 5636 - 251

Seiko 5636-251

The 5636-251 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5636 caliber with 27j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-980dd30a6fb7]

Also known as: Arnie

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
37mm
Case Thickness
13.1mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
90m
Dial Color
Cream
Jewels
27j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1966

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