Seiko Cal. 6631 - 807

The Seiko 6631-807 represents an important milestone in Seiko's 1989 lineup. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-a74f6ae96d66]

Also known as: Samurai, Crown

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

43mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1989

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