Seiko Cal. 6664 - 378

The Seiko 6664-378 represents an important milestone in Seiko's 1972 lineup. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-55d351bbfaf1]

Also known as: Pogue

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1972

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