Seiko Cal. 6640 - 490

This Solar model from 1989 features a 43mm Gold-Plated case. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-94fbdf30086a]

Also known as: Silverwave

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Cream

Jewels

33j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1989

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