Seiko Cal. 5648 - 689

The Seiko 5648-689 represents an important milestone in Seiko's 1982 lineup. Powered by the 5648 caliber with 33j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-be45f7106b1b]

Also known as: Silverwave

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

33j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1982

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