Seiko Cal. 6668 - 990

The 6668-990 is a sought-after Hand-Winding piece from Seiko's golden era. With its 22mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-5ac98123e027]

Also known as: Rally, Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

18j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1970

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