Seiko Cal. 7158 - 868

Seiko 7158-868

The Seiko 7158-868 represents an important milestone in Seiko's 1978 lineup. Powered by the 7158 caliber with 17j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-40b47a4a8de2]

Also known as: Sumo, Bullhead

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
38mm
Case Thickness
13.7mm
Lug Width
22mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Green
Jewels
17j
Frequency
36,000 bph
Power Reserve
70 hours
Year
1978

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