Seiko Cal. 7163 - 649

The Seiko 7163-649 represents an important milestone in Seiko's 1977 lineup. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-bac14df10b23]

Also known as: Silverwave

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1977

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