Seiko Cal. 4578 - 501

Seiko 4578-501

The 4578-501 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4578 caliber with 30j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-5012fe3df784]

Also known as: Sea Horse, Flighty

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
15.0mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Navy
Jewels
30j
Frequency
36,000 bph
Power Reserve
41 hours
Year
1989

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