Seiko Cal. 5222 - 636

The 5222-636 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5222 caliber with 35j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-ea8e347bafc0]

Also known as: Sumo, Bellmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1981

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