Seiko Cal. 5683 - 722

The Seiko 5683-722 represents an important milestone in Seiko's 1966 lineup. With its 18mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-adde0674c051]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

34mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

17j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1966

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