Seiko Cal. 6339 - 635

This Spring Drive model from 1994 features a 42mm Hardlex-Coated Steel case. With its 18mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-692793b115fe]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1994

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