The South African, second after Lagergren in his country's Open, was the best amateur in 2020.
Jarvis heads towards an exclusive club with Del Rey under par
Dale Hayes, Tony Johnstone, Ernie Els, Hennie Otto, Trevor Immelman, Branden Grace and Brandon Stone make up the select group of golfers who boast of having won the Freddie Tait Cup as the best amateur of the South African Open and subsequently claiming victory in the Open a