Featured in this lot is this rare unheated blue sapphire diamond necklace with AIGL and GIA paperwork. This platinum necklace features a cable link platinum chain and a lovely platinum pendant frame stamped 'Orianne' and 'PT950.' The pendant is profusely decorated with 44 round brilliant cut natural diamonds with lovely clarity; the diamonds decorate the pendant on the chain loop and in a halo design around the sapphire. The sapphire in this necklace, otherwise known as natural corundum, comes with a GIA Sapphire Report, which confirms that it is a natural stone that is untreated/unheated. The sapphire is 16.70 carats in a Cushion faceted Cabochon with a translucent transparency and blue color; it measures of 17.86mm x 17.85mm x 4.79mm. The piece comes complete with AIGL Inc.(American International Gemological Laboratories, Inc. a GIA certified lab AIGL#: K39E99-EA15300) report and appraisal confirming the above info and giving a total value of $12,763.00. GIA (Gemological Institute of America) Sapphire Grading Report#: 6217210488