Seiko Cal. 6664 - 695

The Seiko 6664-695 represents an important milestone in Seiko's 1980 lineup. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-72ab80adfc85]

Also known as: Tuna, Helmet

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1980

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