Seiko Cal. 7151 - 978

The Seiko 7151-978 represents an important milestone in Seiko's 1977 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-6c836dfdcd2d]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1977

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