Seiko Cal. 5639 - 609

The Seiko 5639-609 represents an important milestone in Seiko's 1999 lineup. With its 20mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-51df2fef0f98]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1999

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