Seiko Cal. 6639 - 559

Released in 1988, the Cal. 6639 with design code 559 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-0478cb5fe7be]

Also known as: Rally, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1988

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