Seiko Cal. 4497 - 924

This Spring Drive model from 1981 features a 39mm Titanium case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-0af0cf40ace5]

Also known as: Sportsmatic, Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1981

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