One of Prince's famous Cloud guitars is set to go under the hammer later this month in New York, with an astonishing estimated sale price of between $400,000 and $600,000. Bids start at a cool $100k.

From his array of Cloud guitars to his Vox-HDC-77, Prince owned and played many six-strings that have caught guitarists' eye, but few rarely got used as much as his knockoff Tele. The guitar most ...