Gold bars and coins vs. silver bars and coins: Which is better for investors? Here's how to tell when each precious metal type may be preferable, according to the experts we spoke to.

Here are some of other high-value Mexican coins based on their sale prices, according to CoinValueLookup: 1732 8 Reales: $130,000. 1823 “Pattern” 8 Reales: $120,750.

First, Costco sold gold bars to its members looking to invest in more than bulk household purchases. Now the warehouse retailer is selling silver coins too.. Costco began selling 1-ounce 24-karat ...

Costco locked in $1.50 hot dog-soda loyalists. Now, it’s chasing a different clientele: precious metal investors and collectors. Costco recently started selling silver coins for the first time ...

Very few countries still mint silver coins, and those that do make them almost exclusively for collectors and investors.