Featured in this lot is this 8.07ct tanzanite diamond and 14k white gold necklace with IAS paperwork. The necklace features a polished, stamped, and tested 14k white gold construction that is marked as follows: 14k. The necklace features a center stone of a trillion cut tanzanite gemstone that shows bright blue and purpleish color with a total weight of 8.07ct. Tanzanite Is a very rare precious gemstone that is only found in the Usumburu Mountains that border the Umba Valley of northern Tanzania. Originally discovered in 1967 by Tiffany & Company who named the stone Tanzanite. Tanzantite is unique due to its exceptional pleochroism (an optical phenomenon in which a stone has different colors when observed at different angles). This example is a nearly flawless eye clarity and unbelievable depth with transparent finish. The center stone is decorated with round brilliant cut diamonds that shows G - H coloration and a SI clarity with a total diamond weight of 0.36ct. The piece comes complete with IAS(Independent Appraisals Services, a GIA certified lab IAS Appraisal Number#: 53221EW1) report and appraisal confirming the above info and giving a total value of $6,990.00. The collective weight of this necklace is 5g.