Seiko Cal. 6663 - 524

Released in 1971, the Cal. 6663 with design code 524 was part of Seiko's domestic market collection. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-d8ecd4605ad7]

Also known as: Silverwave

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1971

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