Seiko Cal. 5611 - 993

This Quartz model from 1970 features a 40mm Titanium case. It features a Navy dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-1f59a2a2e375]

Also known as: Helmet, Goldfeather

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

40mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1970

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