 Cifra 3

The Cifra 3 is a digital flip clock manufactured by Solari di Udine, S.p.A, Italy designed by Italian architect Gino Valle (1923–2003) in 1965, with significant contribution from John Myer, a Belgian inventor.The Cifra 3 is widely considered a masterpiece of industrial design, using a split-flap display to display hours and minutes.