Seiko Cal. 4428 - 590

The 4428-590 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4428 caliber with 19j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-26c5eb7e71da]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1995

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