Featured in this lot is this exceptional 5.08 carat tanzanite and VS2 Diamond 18k white gold ring with AIGL paperwork. The ring shows polished, stamped and tested 18k white gold ring with a bright finish and with the 'Orianne' hallmark shown on this inside of the ring band with a 14k gold stamp. The center stone shows a modified brilliant pear cut tanzanite stone showing measurements of 13.4 x 8.6 x 6.7mm and shows a violetish blue coloration with a very good cut grade and a total weight of 5.08 carats. The center stone is profusely decorated with a pear shape halo ring and a pave design to the shoulders and shows a total of 38 natural round brilliant cut diamonds with measurements of 1.2mm and shows coloration gradient of F - G and a clarity grade of VS2 - SI1 and a collective weight of 0.33 carats. 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. This example is unique due to its exceptional pleochroism (an optical phenomenon in which a stone has different colors when observed at different angles). The piece comes complete with AIGL Inc.(American International Gemological Laboratories, Inc. a GIA certified lab AIGL#: K41E81-EA15421) report and appraisal confirming the above info and giving a total value of $12,543.00. The ring size is US 6 1/2.