This beautiful handmade chowder bowl was fired and glazed on Martha's Vineyard at the Chilmark Pottery Studio. The approximate diameter of these chowder bowls is 5 inches. Chilmark Pottery is microwavable and dishwasher safe but should be handled with care. It is highly recommended that you hand wash your pieces to avoid breakage or chipping. There is variation in the color and size of each piece of Chilmark Pottery, no piece will ever look exactly the same.