Seiko Cal. 4577 - 424

The 4577-424 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4577 caliber with 28j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-7bcd036aa172]

Also known as: Silverwave, Sea Horse

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Cream

Jewels

28j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1986

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