Seiko Cal. 6331 - 923

This Quartz model from 1992 features a 40mm Hardlex-Coated Steel case. It features a Silver dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-237da624ab15]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1992

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