How much gold, silver, or platinum do I have to purchase at a time?

If selecting a credit card, PayPal, a linked bank account, or Bitcoin as your payment method, you may buy metal in almost any quantity at any time. There is no minimum transaction size in terms of dollars. Gold, silver, and platinum can be purchased in fractional ounces up to eight decimal places. If selecting bank wire as your payment type, there is a minimum transaction amount of $100.