Seiko Cal. 7178 - 441

Seiko 7178-441

The 7178-441 is a sought-after Solar piece from Seiko's golden era. Powered by the 7178 caliber with 24j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-31bc0c8db2b7]

Also known as: Golden Tuna

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
34mm
Case Thickness
13.1mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
100m
Dial Color
Blue Sunburst
Jewels
24j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1979

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