Seiko Cal. 6639 - 955

This Solar model from 1970 features a 36mm Hardlex-Coated Steel case. It features a Cream dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-e28abfbad2e9]

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Cream

Jewels

29j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1970

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