After selling millions of dollars in gold bars, Costco Wholesale Corp. is now looking to create the same buzz for another precious metal - namely, platinum. But should investors pay heed?

Costco is going platinum. The warehouse giant is now selling 1-ounce platinum bars for $1,089.99 after its recent success ...

Costco has added platinum to its precious metals offering, but experts caution that the coins and bars are not considered a ...

The Swiss-made bars are only available to Costco members, whose annual fees range from $65 to $130. Made of 999.5 pure ...

Customers will need a Costco membership to buy platinum bars. Unlike most other products available at Costco, however, you ...

After seeing success with gold bars, Costco is expanding its lineup of precious metals, offering Swiss-made platinum bars for ...

Costco is trying to replicate its recent success with gold bars, with platinum joining the extensive list of precious metals ...

Costco shoppers have already demonstrated their love for the retailer’s gold bars and silver coins, and now the company is ...

Costco has added a new precious metal to its lineup - following the roaring sales success of its gold bars. The wholesale ...

The bar is only sold online, and Costco says delivery is unavailable in Nevada, Louisiana and Puerto Rico. But the Costco ...

Costco is adding 1-ounce platinum bars to its lineup, expanding its offering of precious metals. CBS News' Errol Barnett and ...