Prices on Eona are based on live global market rates with a small platform spread. Your dashboard updates in real time with the current market value of your holdings.
When buying and selling, you should take the market spread into account. On average this is around 2.0% and depends on spot price, liquidity, volatility, and wholesale market conditions.
The price of the metal is separate from storage: storage and insurance are billed annually and clearly shown during purchase.