This product is a pair of 7mm natural top quality AAA+ Tanzanite cushion loose gemstones, sourced from Tanzania. The gemstones are transparent, with a beautiful blue color and excellent cut grade. They are eye clean and have been heated for enhancement. Certified upon request, these gemstones are ideal for jewelry and watches, and are sold wholesale. With their stunning beauty and origin from Tanzania, these Tanzanite gemstones make a valuable addition to any collection.