SINGAPORE- * Brent crude's premium to Dubai has slipped to $2 a barrel, the lowest since early October last year, Reuters data showed on Wednesday

* The narrowing of the price spread between the two benchmarks has opened the arbitrage for Atlantic Basin crude grades to Asia while making Dubai-linked grades more expensive for Asian buyers, said four traders that participate in the market

(Reporting by Florence Tan; Editing by Christian Schmollinger) ((Florence.Tan@thomsonreuters.com; +65 6870 3497; Reuters Messaging: florence.tan.thomsonreuters.com@reuters.net))