Seiko Cal. 5664 - 673

The 5664-673 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5664 caliber with 27j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-4658d907875b]

Also known as: Navigator

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1974

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