Looking at Tanzanite Ring

[T L]

Good to get a lab report on a tanzanite if it was pricey, as they're coating them these days, to enhance saturation/hue. Again, always buy from a reputable dealer who knows his source well.

http://www.gia.edu/gia-news-research-titanium-coated-tanzanite-cooper

There are obviously some very beautiful examples of tanzanite in this thread that blow away the color of the ebay one.