Seiko Cal. 6663 - 973

The Seiko 6663-973 represents an important milestone in Seiko's 1977 lineup. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-1c23f76c2cd4]

Also known as: Silverwave, Crown

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1977

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