Seiko Cal. 6689 - 301

This Quartz model from 1981 features a 40mm Hardlex-Coated Steel case. It features a Black dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-3ab9988814e0]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

9.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1981

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