Seiko Cal. 5657 - 587

This Kinetic model from 1979 features a 45mm Titanium case. With its 20mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-c2d33d73fce7]

Also known as: Sea Horse

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

45mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1979

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