Seiko Cal. 4488 - 931

The Seiko 4488-931 represents an important milestone in Seiko's 1981 lineup. With its 20mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-c0eb78c8f632]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1981

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