Seiko Cal. 7144 - 655

This Spring Drive model from 1975 features a 34mm Titanium case. Powered by the 7144 caliber with 27j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-359882365a8e]

Also known as: Monster, Shogun

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1975

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