Seiko Cal. 6665 - 634

This Spring Drive model from 1967 features a 34mm Hardlex-Coated Steel case. Powered by the 6665 caliber with 23j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-148b5bb4d0dd]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1967

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