Antique cups with iron earthenware saucers

Set of 7 antique ironstone earthenware cups and saucers from the Saint-Amand factory, model No. 3138. They are in excellent condition, with no cracks or hairlines, and a beautiful shine. Two saucers have a tiny chip on the underside of the rim, while some cups show a very slight patina on the underside of the base, which is barely visible. Cup diameter: 8 cm and height: 5 cm.