four -color Opal Crystal Cup

Rare opaline cup of several colors.
Circular in shape, it rests on a foot.
It is "honey yellow" in color.
The edges are hemmed with "soap bubble" opaline centered with an emerald green border and lin blue
The amber-colored foot rests on a soapy base.
Work of the Bercy crystal works around 1810.
Height: 8 cm
Diameter: 13.5 cm