Seiko Cal. 6655 - 866

The 6655-866 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6655 caliber with 21j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-00c3f0ff5a7b]

Also known as: Crown, Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1992

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