Seiko Cal. 5693 - 771

This Spring Drive model from 1970 features a 41mm Titanium case. It features a Cream dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-81b69a9678e7]

Also known as: Monster, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1970

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