Seiko Cal. 5666 - 577

The Seiko 5666-577 represents an important milestone in Seiko's 1990 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-71f96bb419bd]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1990

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