* KOSPI falls, foreigners net sellers

* Korean won weakens against U.S. dollar

* South Korea benchmark bond yield rises

* For the midday report, please click

SEOUL, March 28 (Reuters) - Round-up of South Korean financial markets:

** South Korean shares ended nearly flat on Monday, while the nation's 10-year bond yields jumped to a near eight-year high on concerns that the U.S. Federal Reserve would aggressively tighten its policy to combat surging inflation.

** South Korea's benchmark 10-year treasury bond yield rose as high as 3.086%, the highest since September 2014.

** The benchmark KOSPI fell 0.42 points, or 0.02%, to 2,729.56 as of 06:30.

** Among the heavyweights, technology giant Samsung Electronics dipped 0.14%, while LG Chem and Naver slipped around 0.5% each.

** Foreigners were net sellers of 273.3 billion won worth of shares on the main board.

** The won was quoted at 1,227.3 per dollar on the onshore settlement platform, 0.69% lower than its previous close of 1,218.8.

** In offshore trading, the won was quoted at 1,227.1 per dollar, down 0.2% from the previous day, while in non-deliverable forward trading its one-month contract was quoted at 1,227.6.

** The KOSPI has fallen 8.33% this year, but has lost 1.4% in the previous 30 trading sessions.

** The trading volume during the session in the KOSPI index was 755.31 million shares. Of the total traded issues of 928, the number of advancing shares was 422.

** The won has lost 3.1% against the dollar this year.

** In money and debt markets, June futures on three-year treasury bonds fell 0.76 points to 105.89.

** The most liquid 3-year Korean treasury bond yield rose by 27.0 basis points to 2.773%, while the benchmark 10-year yield rose by 20.2 basis points to 3.070%.

(Reporting by Cynthia Kim; Additional reporting by Jihoon Lee Editing by Amy Caren Daniel)