+3 SAMPLE. Blue Tanzanite Earring $39.00 In stock Quantity: 1 Add to Bag Product Details Stone: 4.00 Ct. The beautiful, transparent pair of flat polished 4.00 carats tanzanite. They are oval shape blue tanzanites, with the dimensions of 10.11 x 4.12 x 1.1. The origin of this pair of tanzanites is Tanzania. Save this product for later Favorite