Seiko Cal. 7158 - 979

Seiko 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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