Seiko Cal. 7151 - 344

The Seiko 7151-344 represents an important milestone in Seiko's 1987 lineup. Powered by the 7151 caliber with 29j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-a8af51efc1bd]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Green

Jewels

29j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1987

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