Seiko Cal. 6664 - 423

The Seiko 6664-423 represents an important milestone in Seiko's 1974 lineup. Powered by the 6664 caliber with 26j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-7c45f934700b]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1974

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