Not sure of exact prices, but you can probably buy one of the largest Toshiba RPTV's for £2K. I would wait until the current line is replaced with NTSC Progressive capable sets. Shouldn't be too long.
check here for current prices.
www.unbeatable.co.uk
You don't say what you prefer- CRT direct view, CRT Rear Projection, CRT Front Projection, LCD Screen, LCD Rear Projection, LCD Front Projection, DLP Rear Projection, DLP Front projection, Plasma.