Seiko Cal. 5612 - 624

This Spring Drive model from 1983 features a 40mm Titanium case. It features a Black dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-145b731598bc]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1983

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