Seiko Cal. 4578 - 963

The 4578-963 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4578 caliber with 26j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-e7fe5c641d2e]

Also known as: Pogue, Goldfeather

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1981

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