MOSCOW May 7 (Reuters) - The RTS index of Russian stocks rose nearly 6 percent on the day on Wednesday after President Vladimir Putin called on separatists in eastern Ukraine to postpone a referendum on self-government.
Putin also said Russia would do all it can to resolve the Ukraine crisis and support international peace efforts.
The RTS was up 1.6 percent on the day before Putin's remarks, reflecting investor optimism over diplomatic moves to resolve the Ukraine crisis peacefully.
At 1350 GMT the RTS was up 5.8 percent on the day while the rouble-denominated MICEX index was up 4.5 percent. (Reporting By Jason Bush, editing by Nigel Stephenson)