Seiko Cal. 5664 - 313

The Seiko 5664-313 represents an important milestone in Seiko's 1968 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-0a5f21301998]

Also known as: Samurai

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1968

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