Seiko Cal. 6631 - 860

The Seiko 6631-860 represents an important milestone in Seiko's 1972 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-8e5ab0e17952]

Also known as: Flighty

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Burgundy

Jewels

21j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1972

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