Seiko Cal. 5636 - 841

The 5636-841 is a sought-after Solar piece from Seiko's golden era. Powered by the 5636 caliber with 19j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-8710b8526c77]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1966

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