Seiko Cal. 5663 - 924

This Automatic model from 1991 features a 41mm Titanium case. It features a Green dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-0d985efead69]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

70m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1991

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