Seiko Cal. 4558 - 318

The Seiko 4558-318 represents an important milestone in Seiko's 1973 lineup. With its 20mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-8a5af68a7c4d]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1973

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