Seiko Cal. 4421 - 579

The Seiko 4421-579 represents an important milestone in Seiko's 1989 lineup. It features a Silver dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-ae49692b3b5d]

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Silver

Jewels

19j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1989

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