Seiko Cal. 5688 - 317

Released in 1978, the Cal. 5688 with design code 317 was part of Seiko's domestic market collection. With its 20mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-d3f0bc1093da]

Also known as: Turtle, Golden Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1978

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