* KOSPI rises, foreigners net buyers

* Korean won strengthens against dollar

* South Korea benchmark bond yield falls

SEOUL, Nov 3 (Reuters) - Round-up of South Korean financial markets:

** South Korean shares climbed 1% on Friday, led by gains in battery makers and online platform firms, and were set for their biggest weekly rise in nearly four months.

** The benchmark KOSPI rose 24.46 points, or 1.04%, to 2,367.58 by 0119 GMT, rallying for a third straight session.

** For the week, the KOSPI was up 2.8% after two straight weekly falls and on track for its biggest weekly gain since mid-July.

** Among index heavyweights, chipmaker Samsung Electronics rose 0.43% and peer SK Hynix gained 1.36%, while battery maker LG Energy Solution climbed 2.81%.

** SK Innovation surged 9.25% after reporting a higher-than-expected third-quarter profit. Shares of the company, which runs oil refinery and battery manufacturing businesses, were on track for their biggest one-day rise since July 31, if current gains held.

** Search engine Naver gained 3.98% after reporting a 15% rise in profit. Instant messenger Kakao rose 4.41%, while its financial affiliates Kakaobank and Kakaopay added 4.43% and 3.80%, respectively.

** Of the total 931 traded issues, 595 shares advanced, while 269 declined.

** Foreigners were net buyers on the main board, by a marginal 8.2 billion won ($6.15 million) purchase so far on Friday. For the week, they have sold 382 billion won.

** The won was quoted at 1,333.3 per dollar on the onshore settlement platform, 0.72% higher than its previous close at 1,342.9.

** The won has strengthened 1.7% so far this week, also set for its best week in nearly four months. The gain comes after six straight weeks of falls.

** In money and debt markets, December futures on three-year treasury bonds rose 0.06 point to 102.81.

** The most liquid three-year Korean treasury bond yield fell by 1.4 basis points to 3.963%, while the benchmark 10-year yield fell by 4.0 basis points to 4.130%. ($1 = 1,332.6500 won) (Reporting by Jihoon Lee; Editing by Subhranshu Sahu)