Seiko Cal. 5648 - 667

The Seiko 5648-667 represents an important milestone in Seiko's 1984 lineup. With its 18mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-f1e9e3dfe296]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1984

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