Seiko Cal. 6663 - 710

The Seiko 6663-710 represents an important milestone in Seiko's 1987 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-f0aa4d001045]

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1987

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