The museum building is a neo-Gothic monument of architecture from 1910. It was the private home of Luca Elefterescu, then the private home of Th. Masterson. After the nationalization it housed scientific and cultural societies. Since 1973 it has been a museum. It was restored and reopened in May 2016. It presents a rich collection of clocks (over 4,000 heritage pieces); a sundial, the first pocket watch, water and sand clocks, items made by great London and Paris clock makers (George Prior, Eduard Prior, Courvoisier, 17th century), monumental table clocks, musical mechanism clocks made at Sighişoara, Sibiu, Braşov, Făgăraş in the 18th - 19th centuries; all kinds of ...decorative clocks made in the artistic styles of the 18th - 19th centuries or in folk style; pocket and bracelet watches; tower clock mechanisms.