On about 1,000 m² technically completely renovated exhibition space on the 1st floor three top-class collections of world-class presented: the collection of antiques, art chamber of the Dukes of Württemberg and the early Celtic princely graves - including the grave of the Celtic prince of Hochdorf. For the young visitors from 6 years, there are children display units and stations to touch, and explore. Kathi mascot here has his way.

The grown over centuries Collection of antiquity is an extensive look into the world of advanced civilizations of the Mediterranean. Its origins go back to the ducal art chamber. In the 19th century, various private collections went to the "Royal Bavarian State Collection Patriotic art and ancient monuments" about, especially Greek vases and delicate gold jewelry. In 1906 the donation of the Stuttgart patron Ernst von Sieglin with numerous objects from the Greco-Roman Egypt. In the postwar period more outstanding works of art were acquired through targeted acquisitions. The spectrum of the collection of the Greek Bronze Age through the heyday of Greece and the Etruscans extends to the Roman Empire.

The basis for the collection of the Celts are the Europe-wide outstanding stocks of the Landesmuseum Württemberg with 13 early Celtic ceremonial tombs of the 7th to the 5th century BC from the region around the Hohenasperg that Heuneburg and from the Albvorland. Highlights include the unique "royal grave" of Eberdingen-Hochdorf, the statue of the "Warrior of Hirschlanden" and the finds from the "prince grave" of Kleinaspergle. Rearranged, some never before exhibited Fund ensembles complement this comprehensive overall view about society and culture of early Celtic elites in southwestern Germany and their networking in prehistoric Europe.

The Stuttgart Art Chamber is one of the largest European collections of its kind. It includes objects from the 16th to 18th centuries. In addition to "miracles of human hands", handicraft work of the highest virtuosity, interested the Dukes, they amassed, but also loading and erstaunenswerte kind and exotica from external, distant lands. With their cabinets of curiosities, the princes came to each other in competition. 1669 the Wurttemberg Chamber Arts was set up on the upper floor of the former summer house in today's Schlossplatz. The new presentation topics and points of view, according to which research, admired and represented was showing from the point of collecting.