Seiko Cal. 6186 - 476

This Spring Drive model from 1987 features a 42mm Titanium case. With its 18mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-a56f61c5a97d]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1987

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