Old and original guaranteed. Blades are about 12 inches in diameter. It is marked on the base. Shows wear and use as shown. The blades are brass, they are not magnetic. This was tested and does work, the cord needs to be replaced. The switch also seemed touchy but the motor does work. Sale is for the brass blade fan as shown. This has not been cleaned. Notice the uncommon Fairbanks Morse marking on the base. This is heavy weighs about 18 pounds.