Britain's Jenny Meadows won the 800 metres at the Copernicus Cup indoor meeting in Poland.
World indoor champion Richard Kilty had to settle for second in the men's 60m, in front of fellow British sprinter Sean Safo-Antwi.
There was success for Lucy Hatton, who clocked a personal best of 8.06 seconds to win the women's 60m hurdles.
Guy Learmonth posted a season's best of 1:48.43 to finish fifth in the men's 800m, while Felix Maisey-Curtis came fourth in the men's long jump, with a leap of 7.46m.
Jamie Bowie clocked 47.28 in the 400m, ahead of Luke Lennon-Ford's 47.41 and Greg Louden, who recorded a time of 48.06 at the meeting in Torun.
Alex Nwenwu came eighth in the men's 60m hurdles with a time of 8.46 seconds.