Seiko Cal. 4478 - 628

The 4478-628 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4478 caliber with 22j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-b41339f4a3be]

Also known as: Arnie, Flighty

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

46mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1979

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