Seiko Cal. 6690 - 432

The 6690-432 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-88b7aaf25be9]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1986

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