Seiko Cal. 6664 - 388

The Seiko 6664-388 represents an important milestone in Seiko's 1974 lineup. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-90de0238fef6]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

13.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1974

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