Seiko Cal. 5638 - 217

The Seiko 5638-217 represents an important milestone in Seiko's 1983 lineup. With its 21mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-70eb4599442f]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1983

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