Are these marks Chinese or American ,The word sterling is strange if it is Chinese,unless made for the American market.
Interesting pretty bottle (I feel) interested in age as well,if anyone has seen these before.
The letters look like Y.C.C.
Regards Guido.
![Image](https://i.imgur.com/MNqBX61.jpg)
![Image](https://i.imgur.com/DLYWI1p.jpg)
![Image](https://i.imgur.com/sfMlPqn.jpg)