You can buy American Gold Eagle coins in weights of 1 oz, 1/2 oz, 1/4 oz and 1/10 oz. These gold coins are highly sought-after by investors due to their high purity and ease of liquidity.

Flipping rare coins can be a highly profitable side hustle for those who invest the time to understand the nuances of the market and what is the current supply and demand for avid collectors.