Seiko Cal. 5298 - 704

This Spring Drive model from 1985 features a 40mm Stainless Steel case. Powered by the 5298 caliber with 17j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-7527de8091d2]

Also known as: Sumo, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1985

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