Seiko Cal. 5633 - 173

The Seiko 5633-173 represents an important milestone in Seiko's 1987 lineup. With its 21mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-4ea88bd34f11]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

19j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1987

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