I hope you mean 'blu-ray' or violet. A 200mW blue is relatively unheard of. If you're into DIY, then here's a parts list for you, if you want it homemade (for a 200mW violet)
Host.................................~$75 http://laserpointerforums.com/members/jayrob/
That link to to Jayrob, PM him asking for prices for his green kits, or look here and sift through his green kits.