Seiko Cal. 6671 - 520

The Seiko 6671-520 represents an important milestone in Seiko's 1998 lineup. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-90048d19358c]

Also known as: Sumo, Flighty

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1998

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