Seiko Cal. 6631 - 472

The Seiko 6631-472 represents an important milestone in Seiko's 1984 lineup. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-ac0b89e97d20]

Also known as: Shogun, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

39mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1984

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