'Chinese Girl ' by Russian-South African artist Vladimir Tretchikoff sells for $ 1.5m . Painting of woman with blue-green face is reputed to be world 's most reproduced print . ' One of the most important pop culture icons ... A new exhibition at London's Tate Modern features a painting that has sold more than 100 million copies around the world.
'Chinese Girl ' by Russian-South African artist Vladimir Tretchikoff sells for $ 1.5m . Painting of woman with blue-green face is reputed to be world 's most reproduced print . 'One of the most important pop culture icons ... in the 1950s to early 1960s ' Work was one of seven Tretchikoff pictures in Bonhams ' London sale of South African art .