You have to get it from Hong Kong though and don't worry PS3 games are region-free. Only BD video, PS1 & PS2 games are still region-locked.
PLAYSTATION®3 HDD 60GB
LAUNCHES ON NOVEMBER 17, 2006 IN HONG KONG
Recommended Retail Price of
HK$3,780 or $485.50
PLAYSTATION®3 HDD 20GB
Will Become Available in Hong Kong in December 2006
Recommended Retail Price of
HK$3,180 or $408.50
http://asia.playstation.com/hk/ps3/eng/ps3_news1.htm