Searches online for "porcelain plate price" have surged in February, reaching peak popularity on Google Trends, as collectors and thrifters look to see if they might own a hidden treasure.

A man's routine thrift store visit in Illinois turned into a once-in-a-lifetime discovery when a plate he purchased for just $4.99 turned out to be a rare Chinese porcelain worth thousands of dollars.

Staub Ceramic 2-Piece Oval Baking Dish Set — $50.00 Colors: 3 | Materials: stoneware, porcelain finish Set includes two nesting dishes: a 9-inch oval dish and an 11-inch oval dish.

A rare teapot and cover and a historic dessert plate will highlight the Bonhams Meissen Porcelain sale in London on July 2. The Meissen stoneware teapot and cover—which is estimated to sell for ...