DUBAI, Nov 23 (Reuters) - Iran's ambassador to Russia said on Monday that Moscow had started the procedure of supplying Tehran with S-300 anti-missile rocket system, according to the Tasnim news agency.

Russia and Iran signed a contract for Moscow to supply Tehran with S-300 surface-to-air missile systems on Nov. 9.

"Iran and Russia signed a new contract and the procedure of delivery of S-300 has started," Iran's Ambassador to Russian Mehdi Sanaei was quoted as saying by Tasnim.

(Reporting by Bozorgmehr Sharafedin and Vladimir Soldatkin) ((Bozorgmehr.Sharafedin@thomsonreuters.com Twitter: @bozorgmehr;))