Set of 4 cups and sub-cups, Sarreguemines, granite, sandstone, vintage French

Here is a set of 4 cups and under cups from the revernay art workshop in sarreguemines (having closed between 1930 and the post-war period) and made in the 70s. Cups and under cups in perfect condition, Thistle decorations, Speckled beige, very mineral color, Registration on the back sarreguemines + the signature of the art workshop + guaranteed dishwasher. Cups: 7.5 cm X 10 cm X 5 cm. Undercups: 14 cm X 2 cm.