Seiko Cal. 5218 - 813

The Seiko 5218-813 represents an important milestone in Seiko's 1981 lineup. With its 18mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-9bb60cc317f8]

Also known as: World Timer, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

13.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1981

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