Seiko Cal. 6311 - 101

This Spring Drive model from 1985 features a 36mm Two-Tone case. With its 18mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-671c2062ce6f]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1985

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