Seiko Cal. 5640 - 588

This Quartz model from 1989 features a 42mm Two-Tone case. It features a Cream dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-a50cb70a352c]

Also known as: Monster, Bellmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Cream

Jewels

18j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1989

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