Seiko Cal. 5686 - 416

The Seiko 5686-416 represents an important milestone in Seiko's 1971 lineup. With its 20mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-3bf9408ef1f8]

Also known as: Helmet, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

34mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1971

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