A natural round blueberry tanzanite® is the main course of this divine ring for her. Served with lush round chocolate diamonds® and vanilla diamonds® along the band, the ring is set in 14k vanilla gold®. The ring has a total diamond weight of 3/8 carat. Le vian®. Discover the legend. This ring is available in limited sizes. If you don't see your size here, please visit a store to order your ring.