Seiko Cal. 6311 - 187

The Seiko 6311-187 represents an important milestone in Seiko's 1968 lineup. With its 18mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-faba9931592e]

Also known as: Goldfeather, Sea Horse

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

34mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Cream

Jewels

23j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1968

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