Seiko Cal. 5687 - 939

This Quartz model from 1991 features a 46mm PVD Black case. It features a Black dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-9968cf0f1842]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1991

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