Seiko Cal. 6636 - 660

This Solar model from 1973 features a 43mm Titanium case. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-c5b68e09d92d]

Also known as: Silverwave, Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

43mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1973

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