Commonwealth 100-metre champion Akani Simbine fared best of the South Africans in action at Wednesday's Ostrava Golden Spike meeting in Czech Republic, writes MARK ETHERIDGE.
Simbine sealed silver in the 100m dash, beaten by reigning world champion Justin Gatlin of the United States.
Gatlin clocked 10.03sec at the 57th staging of the popular meeting, where Olympic sprint legend Usain Bolt was a regular performer.
The winning time was exactly the same time as Simbine won his Commonwealth gold in two months ago.
On this occasion Simbine ran 0.10sec slower, just ahead of Gatlin's American compatriot, Michael Rogers (10.15.
There were two more medals for South Africa in the long jump.
After going unbeaten for more than a year, Commonwealth champion Luvo Manyonga has now been denied gold in his last two meetings.
He took silver in Sunday's Stockholm leg of the Diamond League as Colombian teenager Juan Miguel Echevarria won.
And on this occasion the South African again had to play second fiddle as the Cuban won with a world-leading 8.66m. Manyonga leapt 8.31m and fellow Commonwealth Games team member Ruswahl Samaai took bronze in 8.15m.
Ather South African in action was London Olympian and Gold Coast competitor Anaso Jobodwana.
He took eighth in the 200m, in a time of 20.48 as Canada's Aaron Brown won in 20.05.
Jerry Mosau started the men's 3000m but failed to finish as Ethiopia's Selemon Barega won in 7:37.53.