Seiko Cal. 5638 - 123

This Quartz model from 1981 features a 45mm Hardlex-Coated Steel case. It features a Silver dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-c0a347ef7ea8]

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1981

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