Seiko Cal. 5667 - 663

The Seiko 5667-663 represents an important milestone in Seiko's 1976 lineup. Powered by the 5667 caliber with 23j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-b7670d4a26a8]

Also known as: Monster, Pogue

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1976

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