Seiko Cal. 4428 - 247

The Seiko 4428-247 represents an important milestone in Seiko's 1991 lineup. With its 19mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-13ab31faec26]

Also known as: World Timer

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Burgundy

Jewels

29j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1991

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