Seiko Cal. 6699 - 321

This Automatic model from 1974 features a 35mm Hardlex-Coated Steel case. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-1857add47c36]

Also known as: Silverwave, Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1974

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