A bullion dealer online store must update cart prices when spot moves — not display a stale premium from Tuesday. ExtraCoins recalculates every five minutes from Kitco spot and your POS presets.
Cart behavior
- Premiums set in POS Config
- Shop grid and cart stay synchronized
- Collectibles remain fixed until you edit
- Public spot charts at /spot-prices
Trust
Buyers see the same numbers at checkout that attracted them on the product page.
Related guides
Learn more at spotpro.us and extracoins.com. Start a free trial.
