Seiko Cal. 5687 - 203

The Seiko 5687-203 represents an important milestone in Seiko's 1994 lineup. With its 19mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-a2acd4c49154]

Also known as: Bullhead, Navigator

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

22j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1994

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