Russia has issued its diamond discoveries for the first time as part of the Kimberley Process Certification Scheme (KPCS). In the first half of 2007, Russia was sorting and valuing 17.9 million carats of diamonds worth US$1.2 billion. Alrosa, Russi’a major diamond producer contributed 38.4 million carats worth US$2.6 billion in 2005 and 2006. The average price per carat was US$67.11.