Seiko Cal. 7158 - 979

Released in 1978, the Cal. 7158 with design code 979 was part of Seiko's domestic market collection. Powered by the 7158 caliber with 31j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-8e6ae5bbd74b]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

34mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1978

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