Seiko Cal. 6658 - 823

The Seiko 6658-823 represents an important milestone in Seiko's 1974 lineup. Powered by the 6658 caliber with 17j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-8afc44020bb8]

Also known as: Emperor

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1974

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