Seiko Cal. 4578 - 409

Seiko 4578-409

The 4578-409 is a sought-after Solar piece from Seiko's golden era. Powered by the 4578 caliber with 25j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-e7ad62a1089c]

Also known as: Sea Horse, Flighty

Specifications

Movement
Solar
Case Material
Titanium
Case Width
43mm
Case Thickness
11.0mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
140m
Dial Color
Silver
Jewels
25j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1984

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