Comments on Petra Diamonds finds rare 25.5 carat blue stone - TelegraphTypePad2013-04-17T13:33:39ZDennyReinkehttps://diamonds.blogs.com/diamonds_update/tag:typepad.com,2003:https://diamonds.blogs.com/diamonds_update/2013/04/petra-diamonds-finds-rare-255-carat-blue-stone-telegraph/comments/atom.xml/