Political and social tensions in the region are sparking renewed interest from ultra-high-net-worth foreign investors for luxury apartments in prime districts here, List Sotheby's International Realty (List SIR) said.

Wealthy residents of Hong Kong, which has been roiled in recent weeks by the worst social unrest since the former British colony returned to Chinese rule, seem to be among those looking to Singapore as a property safe haven in more turbulent times.