Seiko Cal. 6391 - 835

This Quartz model from 1981 features a 38mm PVD Black case. With its 21mm lug width and 12.0mm profile, it sits comfortably on most wrists. [seikata-wm-fe3d04196d8b]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

White

Jewels

22j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1981

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