Seiko Cal. 5622 - 647

The Seiko 5622-647 represents an important milestone in Seiko's 1990 lineup. Powered by the 5622 caliber with 18j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-5dc301d5743e]

Also known as: Sumo, Crown

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1990

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