Seiko Cal. 5278 - 290

This Kinetic model from 1971 features a 37mm Stainless Steel case. Powered by the 5278 caliber with 19j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-d3711039043c]

Also known as: Sumo, Navigator

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1971

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