Bulgari started producing watches in1980 in Neuchatel, Switzerland. Within the last few years, the brand has started to develop its own calibers and parts. In fact, Bulgari has successfully produced watches with various complications such as a tourbillon, a perpetual calendar, a dual chronograph and a second time zone. Bulgari’s most popular lines are the Bulgari-Bulgari, Assioma, Rettangolo, Ergon and Diagono collections.