try attached link I believe they are some of the best prices I have come across, the breathable typhoon alpha looks good
http://www.kitesurferbetty.co.uk/eshop/index.html
also give the dinghy store a phone call based at Datchet water, I was there the other day and they had a good offer on dry suits, cant rember which make but looked good price
http://www.dinghystore.co.uk/contact/
also Andark diving near Bursledon southampton ( do web search ) they have a large stock, sometimes with individual offers
Manos what size / height are you ?, as you may be able to offload your suit to me