Seiko Cal. 7128 - 154

This Automatic model from 1966 features a 40mm Titanium case. Powered by the 7128 caliber with 27j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-64e928f1c2e7]

Also known as: Samurai, Sportsmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1966

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