Seiko Cal. 6691 - 844

This Solar model from 1970 features a 41mm Hardlex-Coated Steel case. It features a Cream dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-5943b4187be9]

Also known as: Helmet, Rally

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

19j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1970

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