Seiko Cal. 7131 - 828

This Kinetic model from 1977 features a 42mm Hardlex-Coated Steel case. Powered by the 7131 caliber with 35j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-25a0e7ad1a68]

Also known as: Shogun, Crown

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

12.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1977

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