Seiko Cal. 5649 - 555

The Seiko 5649-555 represents an important milestone in Seiko's 1977 lineup. With its 18mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-4cdb5fefa6fd]

Also known as: UFO, Emperor

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

27j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1977

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