Seiko Cal. 6311 - 158

This Quartz model from 1966 features a 41mm PVD Black case. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-5c682bf657a8]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1966

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