Seiko Cal. 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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