a goldtone ring that has 55 clear stones and the letter c inside a circle then a swan symbol then the number 55 what does this mean? real or fake?

What is the item?

goldtone ring with 55 clear stones


Can you please provide all background information?


What are the markings?
c inside of circle swan symbol and the number 55

Where are the markings?
c inside of circle and swan symbol on the inside of ring next to the breather holes
for the stones and the number 55 on th opposite side of the breather holes for the stones