Seiko Cal. 7078 - 441

Seiko 7078-441

The 7078-441 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7078 caliber with 21j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-8cf804e6b75a]

Also known as: Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
15.6mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
150m
Dial Color
Green
Jewels
21j
Frequency
36,000 bph
Power Reserve
44 hours
Year
1987

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