Seiko Cal. 5686 - 309

Released in 1987, the Cal. 5686 with design code 309 was part of Seiko's domestic market collection. With its 20mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-36ef5ba677de]

Also known as: Tuna, Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1987

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