One Of The Biggest Vintage Navajo Rosyton Turquoise Silver Ring OldThis is a fascinating vintage Navajo museum quality huge silver ring. This ring contains one of the largest Royston turquoise stones we have ever seen on a ring. Surrounding the stone are amazing silver works which include silver ropes and shells. The colossal Royston stone measures around 1 1 2" X 5 8". The ring contains a double silver shank that graduates into one shank. This ring measures to be a size 7. 5 and can be resized if needed. The ring