Seiko Cal. 7171 - 203

This Kinetic model from 1970 features a 35mm Titanium case. Powered by the 7171 caliber with 19j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-19c71177edb8]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

35mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1970

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