Seiko Cal. 6647 - 992

Seiko 6647-992

The 6647-992 is a sought-after Solar piece from Seiko's golden era. Powered by the 6647 caliber with 21j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-3b56540a4dac]

Also known as: Arnie, Flighty

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
12.6mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Cream
Jewels
21j
Frequency
21,600 bph
Power Reserve
43 hours
Year
1971

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seikata-wm-3b56540a4dac