The retailer is currently offering one-ounce gold coins for sale. But should you buy gold ... how the discount retailer's prices compare to the competition, and whether gold should be a part ...

For those who prefer government-issued gold but are concerned about the high price of full-ounce coins, fractional gold coins can be an excellent choice. Fractional coins are available in 1/10 ...

Banks: Some banks, including Bank of America, may offer gold coins or bullion for sale. However, availability may vary by location, and prices could include higher premiums than other sources.

The most valuable one will be the 2-ounce gold proof coin, which will have a face value of 200 pounds ($255), but will go on sale at a recommended retail price of 5,890 pounds ($7,510).