DUBAI  - Saudi Arabia's finance ministry sold 3.10 billion riyals ($827 million) of local currency Islamic bonds in its monthly debt sale by re-opening an issue originally made in April, the ministry said on Thursday.

The latest sale brought the total size of the sukuk issue, divided into five-, seven- and 10-year tranches, to 12.05 billion riyals. ($1 = 3.7502 riyals)

(Reporting by Andrew Torchia, Editing by William Maclean) ((mailto:andrew.torchia@thomsonreuters.com; +9715 6681 7277; Reuters Messaging: rm://andrew.torchia.thomsonreuters.com@reuters.net))