As metals surge and melt values climb, coin collectors face new challenges — from supply shortages to shifting incentives between collecting, investing, and selling.

The precious metal has seen a huge spike in value over the past year, leading many to consider cashing in on what they have.

Knowing how much your coins are worth is important for coin collectors and anyone with old coins they want to sell or find the value of. There are many great websites that allow you to look up coin ...