This image drawn based on an antique Ganesha idol found on the seashores of Dwaraka, Gujarat during MV tours.
That is a marble idol and 400 years old. And the condition is also not so good. During that tour our team collected such beautiful antiques and kept them in a safe place near temple.
You can download hi-res image of this wallpaper here
Some travel tips to reach Dwaraka, You can fly to Aahmedabad or Jam nagar from any major city of India. From there you can take bus to Dwaraka from local tours and travels.
For good air deals: http://www.makemytrip.com
For reliable bus services: http://www.redbus.in/