Seiko Cal. 6666 - 917

The 6666-917 is a sought-after Solar piece from Seiko's golden era. Powered by the 6666 caliber with 31j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-ce4ffd2b8bbf]

Also known as: Sumo, Silverwave

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1984

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