Seiko Cal. 5687 - 806

The Seiko 5687-806 represents an important milestone in Seiko's 1967 lineup. With its 18mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-ce03a3bbf6c7]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1967

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