Here is a $6,000 1.80Ct Tanzanite and Diamond Ring in 18k white gold. This is part of a collection of estate jewelry that will be auctioned this week. The center is a 1.53Ct sparkling bluish purple Tanzanite Oval that is surrounded by white brilliant Diamonds that are G-H color and VS2-Si1 clarity. The total Tanzanite and Diamond weight is approximately 1.80Cts. Tanzanite is the December birthstone. The ring is size 8 and it will be sized free upon request of the winning bidder. This has a retail replacement cost of $6,000 and it will be auctioned to the highest bidder at $1 No Reserve.