Seiko Cal. 7142 - 878

Seiko 7142-878

The 7142-878 is a sought-after Solar piece from Seiko's golden era. Powered by the 7142 caliber with 21j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-28149c7c3d70]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement
Solar
Case Material
Titanium
Case Width
45mm
Case Thickness
15.9mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
70m
Dial Color
White
Jewels
21j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1987

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seikata-wm-28149c7c3d70