Seiko Cal. 7181 - 934

The Seiko 7181-934 represents an important milestone in Seiko's 1979 lineup. Powered by the 7181 caliber with 27j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-7ca7db82567b]

Also known as: Turtle, Helmet

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1979

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