South Korean stocks fell on Friday as investors remained cautious amid global trade concerns ahead of the Group of Seven(G7) summit this weekend.   

The benchmark Korea Composite Stock Price Index(KOSPI) fell 19 points, or point-77 percent, closing the day at two-thousand-451-point-58.  

The tech-heavy KOSDAQ also fell, losing nine-point-43 points, or one-point-06 percent, to close the day at 878-point-48. 

World leaders are set to meet in Canada this weekend for what is expected to be a fractious G7 summit, as trade tensions between the U.S. and its major partners will take center stage. 

On the foreign exchange, the local currency weakened six-point-nine won against the dollar, ending the session at one-thousand-75-point-nine won.