These exchanges offer gold spot contracts that allow you to purchase gold on the spot and it is delivered to you at the earliest. (policybazaar.com)
Generally speaking, gold is traded mostly as spot contracts or futures contracts. (fxempire.com)
But to somehow put things into context for now, it probably still helps to note that the average daily turnover of physical gold spot contracts on the Shanghai Gold Exchange is over $ 1bn, while an average of about $ 32bn worth of gold futures trade on Comex each day. (crude-oil.news)