Seiko Cal. 5690 - 399

This Quartz model from 1970 features a 35mm Hardlex-Coated Steel case. It features a Navy dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-4e3477c32e84]

Also known as: Flighty

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

12.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

34j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1970

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