Seiko Cal. 6664 - 158

The Seiko 6664-158 represents an important milestone in Seiko's 1988 lineup. With its 18mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-04fa57f0ad52]

Also known as: World Timer, Flighty

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1988

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