Seiko Cal. 6639 - 283

The Seiko 6639-283 represents an important milestone in Seiko's 1993 lineup. With its 22mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-54dc7d12f967]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1993

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