American Express has updated benefits tied to its Premier Rewards Gold Card and renamed the product American Express Gold Card. The new Gold Card, which is metal and dual interface (contact and contactless), is also available in a limited-edition rose gold version. It offers 4X Membership Rewards points at U.S. restaurants, as well as 4X Membership Rewards points on the first $25,000 in purchases annually at U.S. supermarkets. That is double the previous card’s rewards in those spending categories. The $250 annual fee Gold Card also offers a $120 annual dining credit, which gives enrolled...