Helen Molesworth, Specialist of Jewellery department of Christie's London shows the "Poltimore Tiara" from Princess Margaret's collection which estimate to fetch 150,000 - 200,000 pound sterlings, in Christie's Press Preview of Jewellery Collection of Pri

Helen Molesworth, Specialist of Jewellery department of Christie's London shows the "Poltimore Tiara" from Princess Margaret's collection which estimate to fetch 150,000 - 200,000 pound sterlings, in Christie's Press Preview of Jewellery Collection of Princess Margaret, Impressionist & Modern Art and Post-war & Contemporary Art at ong Kong Convention & Exhibition Centre, Wan Chai. The auction will take place at Christie's London on June 13. 26 May 2006. (Photo by Dustin Shum/South China Morning Post via Getty Images)