Seiko Cal. 6690 - 423

The Seiko 6690-423 represents an important milestone in Seiko's 1984 lineup. It features a Champagne dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-04998bd2aa17]

Also known as: Rally

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1984

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