Seiko Cal. 6643 - 446

This Spring Drive model from 1996 features a 43mm Stainless Steel case. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-79fdc1e4fe38]

Also known as: Silverwave, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1996

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