Seiko Cal. 6638 - 832

The Seiko 6638-832 represents an important milestone in Seiko's 1986 lineup. With its 20mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-38d3b7c00344]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1986

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