Likewise, Krugerrands are the most traded gold investment in the world. ADVERTISEMENTSo, what makes the South African Krugerrand such a shrewd investment? And they were created to help market South African gold globally and increase trading. Unfortunately, its popularity did decline in the late 1980s and early 1990s due to the dismantling of the South African apartheid government. Image: FileInterestingly, the United States tried its best to copy the success of the South African Krugerrand.