Seiko Cal. 7151 - 479

This Spring Drive model from 1976 features a 37mm Gold-Plated case. Powered by the 7151 caliber with 35j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-e401471790ab]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1976

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