Cape Town - The Blitzbokke lost a thrilling Cup quarter-final at the London Sevens to hosts England on Sunday.
A try in extra time from England speedster Marcus Watson gave his side a 19-14 victory.
The game finished level at 14-all, after South Africa led 14-7 at the break.
Results from the London Sevens
South Africa led 14-0 just before half-time but a long-range try from England's Dan Norton swung the momentum in favour of the hosts.
England levelled matters at 14-all in the second period and had the chance to win the game at the death.
However, Watson's missed penalty drop on the stroke of full-time meant extra time was needed, with Watson redeeming himself when he scored in the fifth minute of time added on.
South Africa will now face the United States (15:45 SA time) in the semi-finals of the Plate competition. The Americans upset the Blitzbokke 19-12 in the group stages on Saturday.
Scorers:
South Africa:
Tries: Stephan Dippenaar, Cornal Hendricks
Conversions: Cecil Afrika (2)
England:
Tries: Dan Norton, Tom Powell, Marcus Watson
Conversions: Christian Lewis-Pratt (2)
A try in extra time from England speedster Marcus Watson gave his side a 19-14 victory.
The game finished level at 14-all, after South Africa led 14-7 at the break.
Results from the London Sevens
South Africa led 14-0 just before half-time but a long-range try from England's Dan Norton swung the momentum in favour of the hosts.
England levelled matters at 14-all in the second period and had the chance to win the game at the death.
However, Watson's missed penalty drop on the stroke of full-time meant extra time was needed, with Watson redeeming himself when he scored in the fifth minute of time added on.
South Africa will now face the United States (15:45 SA time) in the semi-finals of the Plate competition. The Americans upset the Blitzbokke 19-12 in the group stages on Saturday.
Scorers:
South Africa:
Tries: Stephan Dippenaar, Cornal Hendricks
Conversions: Cecil Afrika (2)
England:
Tries: Dan Norton, Tom Powell, Marcus Watson
Conversions: Christian Lewis-Pratt (2)