Costco is expanding the collection of precious metals it sells, with the addition of platinum.The big-box chain is now ...
The 1-ounce platinum bar sells for $1,090. Sales of gold bars on Costco's website have previously sold out in minutes.
The bar is only sold online, and Costco says delivery is unavailable in Nevada, Louisiana and Puerto Rico. But the Costco ...
(KTLA) – Following the smash success of adding gold and silver bars and coins to its list of products, Costco has added a new ...