Seiko Cal. 6617 - 887

The Seiko 6617-887 represents an important milestone in Seiko's 1991 lineup. Powered by the 6617 caliber with 24j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-a522202aaabb]

Also known as: Tuna, UFO

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1991

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