The following is based on Fallout 76 Unused Content The Chez Vivi Alarm Clock is a junk item that was unused in Fallout 76.
Gameplay
The Chez Vivi Alarm Clock would have been identical with the Wakemaster Alarm Clock in terms of appearance, value and weight. However it would have only yielded aluminum when scrapped.
Locations
It was one of the items which were to be found in the Whitespring Resort during the unused quest Room Service.