Working demo calculator
Bullion Premium Checker.
Check whether a coin or bar price looks fair, high or expensive versus spot. This demo uses spot assumptions stored in your browser. A live version would connect to bullion dealer feeds and market data APIs.
Reality check
Premium is only one part of value.
The cheapest headline price is not always the best deal. AgAu.ai should eventually compare dealer price, buyback spread, stock availability, delivery, VAT, CGT status and collectable premium.
SpotPremiumSpreadVATCGTLiquidity