Seiko Cal. 6143 - 291

This Spring Drive model from 1986 features a 42mm Hardlex-Coated Steel case. With its 18mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-b139cb09b79b]

Also known as: Bullhead, UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

27j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1986

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