Seiko Cal. 7098 - 418

This Spring Drive model from 1971 features a 39mm Stainless Steel case. Powered by the 7098 caliber with 17j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-8bc6955fdaf1]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1971

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