Seiko Cal. 5666 - 889

The Seiko 5666-889 represents an important milestone in Seiko's 1966 lineup. With its 19mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-76b2371d168d]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1966

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