Seiko Cal. 6663 - 268

The Seiko 6663-268 represents an important milestone in Seiko's 1971 lineup. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-3f70d94b77ac]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1971

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