Seiko Cal. 6657 - 617

The Seiko 6657-617 represents an important milestone in Seiko's 1989 lineup. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-2ce1e82fff6a]

Also known as: Emperor

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

13.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1989

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