Warehouse retailer Costco is adding platinum bars to its online precious metals offerings, following the popularity of ...
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Costco Sells Platinum Bars
Costco already sells gold and silver bars, and now it sells platinum bars too. Will that make much difference to company ...
After successfully marketing gold bars to its members, Costco is moving deeper into the precious metals market by offering ...
Costco (COST) may not be your typical destination for precious metals, but the retail giant is expanding its portfolio by ...