Bulova, founded in 1875 by Joseph Bulova, is a luxury manufacturer company of watches and clock. In 2008, Bulva was bought by Citizen, from that time, they became the largest watch maker. The first plant of Bulva can date back to 1912, Joseph Bulva launched the first factory in Biel, Switzerland. Based in New York City now, Bulva Watch Company always donates in watch making and related watch tools developing, including its famous Accutron watch developed in 1960s which utilizes a resonating tuning fork as the way of time-keeping function.