Seiko Cal. 7151 - 918

The Seiko 7151-918 represents an important milestone in Seiko's 1977 lineup. Powered by the 7151 caliber with 34j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-b204956c3b7c]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1977

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