Sally at Heartofwaterjewels on Etsy has done many excellent custom settings for people with their own stones. I have my latest ring from her on show me the ring right now, the thread is titled "Just back from Thailand with a new ring from Sally." Do a search for Sally or Heart of Water Jewels on here and you''ll see all the beautiful pieces she''s made. She works in sterling silver as well as 14 and 18k rose, white, and yellow gold. Hope that helps!