Seiko Cal. 7078 - 520

Seiko 7078-520

The 7078-520 is a sought-after Solar piece from Seiko's golden era. Powered by the 7078 caliber with 27j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-c16e66fbf70e]

Also known as: Monster, Golden Tuna

Specifications

Movement
Solar
Case Material
Titanium
Case Width
45mm
Case Thickness
10.8mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Champagne
Jewels
27j
Frequency
28,800 bph
Power Reserve
60 hours
Year
1980

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