Seiko Cal. 7157 - 954

The Seiko 7157-954 represents an important milestone in Seiko's 1983 lineup. Powered by the 7157 caliber with 25j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-52b8554615ec]

Also known as: World Timer, Sea Horse

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1983

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