Seiko Cal. 6631 - 169

This Quartz model from 1976 features a 35mm Hardlex-Coated Steel case. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-0aa0bd320314]

Also known as: Flighty

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1976

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