Seiko Cal. 6690 - 353

The 6690-353 is a sought-after Quartz piece from Seiko's golden era. With its 21mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-6aa1f1b75791]

Also known as: Rally, World Timer

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1974

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