Read of a place called Chuck's bikes that's going out of business and having a 30% off marked prices sale. They're selling a NOS Italian frameset that's unpainted which appears to be a top of the line Maschiaghi build, though these are unpainted. At $395 before the 30% off, these appear to be the bargain of the moment and I'd be all over it if I had the cash:

http://www.chucksbikes.com/

Click 'Online store' on the opener page, 'frames' on the left hand menu, 'Renaissance' frame.