The one kilogram or 1000 grams is also mainly purchased by investors; mostly investors who are well versed with the market or solid traders in the market who have been around for quite a while. This is by far the preferred size of gold bar for the very astute gold investors. These highly sought after gold bars usually contain 32.15 oz of pure 24 carat gold and are an exceptionally convenient way of both owning and storing raw gold. The prices range between $ 42,579 and $45,127 depending on how you are paying for the bar. It is approximately the size of an iPhone in real life. Large orders usually attract discounted rates. They are usually highly sought after in the market space.