Seiko Cal. 5613 - 983

The Seiko 5613-983 represents an important milestone in Seiko's 1985 lineup. With its 20mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-dca8a757e7eb]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1985

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