Seiko Cal. 5633 - 243

This Quartz model from 1978 features a 40mm Two-Tone case. It features a White dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-dabf5ec75b8c]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1978

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