Seiko Cal. 7031 - 486

This Quartz model from 1976 features a 40mm Two-Tone case. It features a Black dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-8175c7c89833]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1976

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