Seiko Cal. 6659 - 917

The Seiko 6659-917 represents an important milestone in Seiko's 1990 lineup. Powered by the 6659 caliber with 25j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-0d515bb2b76b]

Also known as: Sumo, Shogun

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

25j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1990

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