Seiko Cal. 5639 - 642

This Spring Drive model from 1994 features a 46mm PVD Black case. With its 21mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-41708c64c016]

Also known as: Panda, UFO

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1994

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