Seiko Cal. 4578 - 642

The 4578-642 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4578 caliber with 32j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-6b7740f36b41]

Also known as: Rally

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1983

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