Seiko Cal. 5683 - 636

The Seiko 5683-636 represents an important milestone in Seiko's 1986 lineup. With its 18mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-61e6515ac1ee]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Cream

Jewels

33j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1986

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