Seiko Cal. 6668 - 667

The Seiko 6668-667 represents an important milestone in Seiko's 1990 lineup. With its 20mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-6403af5d7d5d]

Also known as: Tuna, Rally

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1990

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