Seiko Cal. 6690 - 762

Released in 1974, the Cal. 6690 with design code 762 was part of Seiko's domestic market collection. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-feff9bfd822f]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Cream

Jewels

25j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1974

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