Nokia Lumia 610 will be available in Singapore from Saturday, 5th May 2012. It will be retailing for S$379 (including taxes & without contract) at all 3 operators (SingTel, M1, StarHub) in Singapore.
3 colors will be available on launch date, white, black and magenta. For the cyan, it will be available from Saturday, 12th May 2012 onwards.
Check out my Nokia Lumia 610 post when I was in Barcelona for Mobile World Congress 2012!
Official Site: Nokia Lumia 610