New York (CNN) — Costco is expanding the collection of precious metals it sells, with the addition of platinum. The big-box chain is now selling Swiss-made 1 oz. platinum bars for $1,089.99 on its ...

(KTLA) – Following the smash success of adding gold and silver bars and coins to its list of products, Costco has added a new precious metal to its stores: platinum. The wholesale retailer is selling ...

At the store where everything is sold in bulk, more precious metals are being sold as Costco adds platinum to its lineup. The company sold more than $100 million in gold bars in a three-month period ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. The wholesale retailer is selling a 1-ounce ...