Seiko Cal. 6639 - 200

This Solar model from 1967 features a 43mm Hardlex-Coated Steel case. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-baf386054fa8]

Also known as: Sumo, Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1967

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