KPM Arcadia/Arkadia White Cup & Saucer Sets. 

4 cups, 4 saucers, 8 pieces total. Each saucer is decorated with a Seashells medallion. 

Designed by Trude Petri and Siegmund Schütz and first produced in 1938. 

 Teacups - 3 3/4" 10 - Large Saucers - 6 1/2"