An 18ct. gold quartz "Tubogas" wristwatch, by Bulgari

An 18ct. gold quartz "Tubogas" wristwatch, by Bulgari
The circular black dial with Arabic "6" and "12" and baton hour markers, the bezel engraved BULGARI BULGARI, to a coiled expandable bracelet, convention hallmark
19mm.
Case and bracelet signed Bulgari, case No. BB 19 1T F 7748, the bracelet with BB mongram within a hexagon indicating that the watch was retailed in Switzerland