Seiko Cal. 6616 - 604

The Seiko 6616-604 represents an important milestone in Seiko's 1981 lineup. With its 20mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-10f3b6469f01]

Also known as: Emperor

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1981

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