Where can I find this ring in ONLY solid colors?

Does anyone know where I can find these rings in only solid colors? (such as turquoise, black, grey, etc..) And in sterling silver.


http://www.amazon.com/dp/B000F1411I/ref=...


I want the turquoise to be solid with none of the black stripes on the picture.
Where can I find this ring in ONLY solid colors?
how it is








http://www.in-brands.com/showsort.asp?so...
Where can I find this ring in ONLY solid colors?
They should have some of those around the mall. Like Charlotte Russe and stores like that. (: