Seiko Cal. 5664 - 171

The Seiko 5664-171 represents an important milestone in Seiko's 1993 lineup. With its 19mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-aa2aceabc9b0]

Also known as: Sumo, World Timer

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

33j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1993

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