Seiko Cal. 5664 - 355

The Seiko 5664-355 represents an important milestone in Seiko's 1968 lineup. Powered by the 5664 caliber with 27j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-7fced6d2e61e]

Also known as: Pogue, Sea Horse

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1968

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