Seiko Cal. 0764 - 603

The Seiko 0764-603 represents an important milestone in Seiko's 1978 lineup. With its 21mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-b3bb25bcf376]

Also known as: Emperor, Flighty

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1978

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