Seiko Cal. 4489 - 301

The Seiko 4489-301 represents an important milestone in Seiko's 1976 lineup. With its 18mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-13c73b3f4509]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1976

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