* KOSPI cuts early gains

* Korean won strengthens against dollar

* South Korea benchmark bond yield falls

SEOUL, Jan 22 (Reuters) - Round-up of South Korean financial markets:

** South Korean shares traded marginally higher on Monday, with gains in chipmakers countering losses in battery makers. The won strengthened, while the benchmark bond yield fell.

** The benchmark KOSPI was up 4.65 points, or 0.19%, at 2,477.39, as of 0059 GMT, after rising as much as 0.73% earlier in the day.

** South Korea's exports for the first 20 days of January fell 1.0% from the same period a year before, data showed, while China-bound shipments rose 0.1% and were set to snap a 19-month streak of decline.

** Chipmaker Samsung Electronics rose 1.47% and peer SK Hynix gained 1.84%, extending their rally for a third session.

** Battery maker LG Energy Solution slid 2.48%, while peers Samsung SDI and SK Innovation fell 2.94% and 2.64%, respectively.

** Among other index heavyweights, online platform firms and biopharmaceutical manufacturers rose, but automakers fell.

** Of the total 932 traded issues, 328 shares advanced, while 530 declined.

** Foreigners were net buyers of shares worth 120.6 billion won ($90.33 million) on the main board on Monday.

** The won was quoted at 1,336.3 per dollar on the onshore settlement platform, 0.20% higher than its previous close at 1,339.0.

** In money and debt markets, March futures on three-year treasury bonds rose 0.06 point to 104.86.

** The most liquid three-year Korean treasury bond yield fell by 1.7 basis points to 3.291%, while the benchmark 10-year yield fell by 3.7 basis points to 3.386%. ($1 = 1,335.1700 won) (Reporting by Jihoon Lee; Editing by Subhranshu Sahu)