The Round D.154.5 or the ‘Otto Pezzi’ was designed in 1954 by Gio Ponti. It was officially presented at the 11th Milan Triennale along with other innovative Ponti furnishings with full production of the chair beginning in 1956/1957. The Round D.154.5 and other Ponti pieces are now highly sought after by midcentury lovers and collectors. If you’re looking to purchase one and don’t have the time to scour the internet