minousbijoux|1432241952|3879826 said:Its very hard to see from the photo, but I'm wondering - are you sure those are surface scratches and not inclusions?
minousbijoux|1432255922|3879886 said:A lapidary might be able to polish them out if they are scratches. The only way to know is to have a lapidary take a look at it.
minousbijoux|1432261101|3879914 said:Where are you located? Lapidaries are not exactly easy to find, particularly ones to work on someone else's expensive stone like a cuprian. If there is a good colored gemstone jeweler near you, you could ask if they have the capacity to help you out. At this point, I'm just thinking out loud...