How much would a Samsung U900 mobile phone cost if i bought it in Korea?

I want to buy it in Seoul and be able to use it in Australia when i get home. Please quotes in Won (Korean Currency) or Aussie dollars. I would like to buy it from a department store. Thanks for any help. The phone is a Samsung U900. How much would a Samsung U900 mobile phone cost if i bought it in Korea?50,000 won