* KOSPI falls, foreigners net sellers

* Korean won weakens against dollar

* South Korea benchmark bond yield rises

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

** South Korean shares fell on Wednesday as upbeat economic data in the United States fanned investor worries that there would follow more interest rate hikes. The Korean won inched down, while the benchmark bond yield rose.

** The benchmark KOSPI fell 9.49 points, or 0.37%, to 2,571.90 as of 0126 GMT.

** U.S. consumer confidence increased in June to the highest level in nearly 1-1/2 years amid renewed labour market optimism, while business spending appeared to hold up in May.

** "The local market took positive economic indicators in the U.S. as factors supporting more interest rate increases, such as one in July," said Choi Yoo-june, an analyst at Shinhan Securities.

** Chipmaker Samsung Electronics fell 0.69%, but peer SK Hynix gained 0.35%, while battery maker LG Energy Solution lost 0.89%.

** Among other index heavyweights, Hyundai Motor slid 0.24% but its sister automaker Kia Corp traded 0.23% higher. Search engine Naver and instant messenger Kakao dropped more than 1% each.

** Of the total 931 issues traded, 432 shares rose.

** Foreigners were net sellers of shares worth 185.9 billion won ($142.49 million).

** The won was quoted at 1,301.1 per dollar on the onshore settlement platform, 0.06% lower than its previous close.

** In money and debt markets, September futures on three-year treasury bonds fell 0.06 point to 104.00.

** The most liquid three-year Korean treasury bond yield rose by 3.1 basis points (bps) to 3.568%, while the benchmark 10-year yield rose by 1.5 bps to 3.618%. ($1 = 1,304.6200 won) (Reporting by Jihoon Lee; Editing by Rashmi Aich)