Seiko Cal. 7090 - 724

This Spring Drive model from 1968 features a 46mm PVD Black case. Powered by the 7090 caliber with 31j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-b5602eba2e68]

Also known as: Sumo, Rally

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1968

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