Seiko Cal. 4518 - 728

The Seiko 4518-728 represents an important milestone in Seiko's 1988 lineup. With its 18mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-782e806fac3a]

Also known as: UFO, Sportsmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

21j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1988

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