Case size: 43 x 35 mm
Material: 18K gold
Movement: automatic, caliber 12”K1071
Year: circa 1960
Crystal: plastic crystal, buckle in 18K gold
Bracelet: leather strap
Reference number: 6440
Serial number: 557.888
Case number: 386.392
Please keep in mind that an overhaul might be needed, since no service history is available.
Nicknamed Cioccolatone due to its resemblance to a square of chocolate .
Reportedly less than 140 watches where produced.