Featured in this lot is this marquise tourmaline diamond and 18k white gold ring with IAS paperwork. The ring features a wonderfully and professionally crafted 18k white gold construction that shows an 'Oscar Friedman' hallmark with an '18k' gold stamp next to it and shows underneath 'TU 3.43 cts and ON 0.95 cts and DO 0.72 cts.' The center stone is a centeral natural green tourmaline set in bezel setting and shows a elongated cushion cut and dark blue/ green quality that shows a weight of 3.43 carats. The central stone is decorated with round brilliant cut diamonds that ar VS clarity with a coloration of F-G and shows a weight of 0.72 carats. The onyx shoulders weight is 0.95 carats. The piece comes complete with IAS(Independent Appraisals Services, a GIA certified lab IAS Appraisal Number#: 51022EW) report and appraisal confirming the above info and giving a total value of $9,845.00. The ring size is US 7.