Posted by Baxter on August 23, 2015, 7:30 am, in reply to "Diamond and pearl necklace belonging to Begum Yvette Aga Khan"
Link: http://www.sothebys.com/en/auctions/ecatalogue/2000/magnificent-jewels-from-the-collection-of-hh-begum-sultan-mohamed-shah-aga-khan-to-be-sold-in-aid-of-the-aga-khan-foundation-ge0275/lot.516.html