After finding massive success with its gold bars, Costco just introduced 1-ounce platinum bars. Here's what you should know ...

Costco hopes its popular pure gold bars that sell for nearly $2,700 an ounce will also help drive sales of platinum bars.

Costco appears to have found a revenue mine with sales of gold bars, as a survey found that some warehouses are unable to ...

Costco is now selling platinum bars and coins online, catering to its members with 1-ounce options of 999.5 pure platinum.

Costco shoppers are snatching up the store’s 1-ounce gold bars despite the market’s lofty price for the precious metal. A ...

Costco (NASDAQ:COST), the US-based retail giant, has expanded its range of precious metals investments by introducing ...

Retailers like Costco and Walmart are selling precious metals including platinum bars, driving a new demand for precious ...

Costco's sale of a specific type of product prove to continue being strong, as it is sold out online. It has also begun ...

The world’s third largest retailer Costco has added platinum bullion bars and coins to its range of precious metals ...

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.

(CNN) - Costco is now selling platinum bars for more than $1,000. The Swiss-made, one-ounce bars retail for $1,090 on the big box chain’s website. A Costco membership is required.