Seiko Cal. 6694 - 558

The Seiko 6694-558 represents an important milestone in Seiko's 1972 lineup. With its 20mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-8b683501ea99]

Also known as: Tuna, Emperor

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1972

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