This is a beautiful rare natural Montana Sapphire & Diamond Platinum Ring with GIA and AIG paperwork. At the center of the ring is an extremely rare unheated natural 3.08 carat Montana Sapphire with two forms of authentication, a G.I.A. and A.I.G. report. The stone is a natural Montana Sapphire with an outstanding cushion modified brilliant cut crown with step cut pavilion having a high transparent clarity and rich blue coloring. The ring has a solid Platinum construction with high polish finish having a stepped bezel halo set with diamonds being accented by the diamonds set down the bands shoulder accented by a window lattice. Overall the ring shows 30 Diamonds with a round brilliant cut having a total weight of .65 carats, a high clarity of VS-2 to SI-1 and a color of F-H. The ring is from renowned designer Orianne Collins and is marked, "ORIANNE PT950". The piece has been authenticated and appraised by GIA (Gemological Institute of America) and AIGL (American International Gemological Laboratories, INC.) which confirms the above information and gives an appraised current value of $16,550.00. Overall the ring has a total stone weight of 3.73 carats and a total weight of 6.50 grams being constructed of rare Platinum in a size of 6.5 to 7 US. GIA is considered the highest standing in gemology reports and a natural Montana Sapphire of this size that is certified is immensely rare and desirable.