No.
You can magnetize a paper clip by passing it repeatedly over a large magnet.
You cannot magnetize a permanent magnet because it is already magnetized.
magnetize
No
never
magnetize
No its not a metal.
No. There is no metal in a diamond to magnetize.
duct tape a magnet to it.
pee on it
You can magnetize them by placing them near the magnetic field of a metal, this magnetizes them Another way to magnetize a ferromagnet it to wrap a insulated live wire around it, letting each end of the wire touch a + or - side of a bettery. This produces an electromagnet, and it can be turned on or off.