Dauville Bowls.
Don’t ask what the history of these things are. I’ve Googled, Blinged and Asked Jeeves, but to know avail. I’m assuming they ‘re from a collection of sort design by a man named Dauville or crafted in a French berg by the same name.
They’ve been around a while and mostly in knock off or DYI form. Simple In their elegance, they’re white or cream colored bowls with silver or gilded innards.
Like so: