There are many ways to invest in gold. Gold investments can be done through buying gold bars or gold coins which is the most popular way of investing in gold. Gold coin is price by weight,plus the premium above the gold spot price. Investments in gold can be done also by trading through gold exchange traded funds and buying shares of stocks in gold mining companies.
But before going into any investment, it would be wise to do research first about a particular investment vehicle. Getting familiar with terms like spot gold, inflation, stock rates and other investment lingo is a must before going into gold investment and into other investment vehicles as well.