Hidden from public view, a war is raging inside the diamond industry. When filmmaker Jason Kohn infiltrates this highly secretive world, he uncovers a vast, far reaching crime that threatens the value of every diamond ever mined. At stake is nothing less than the universal symbol of love and commitment - the engagement ring. Featuring some of the most colorful and powerful industry insiders, Nothing Lasts Forever launches us deep inside a criminal investigation and forces us to reconsider the creation of value itself.