Estate Oval Sapphire 3.32carats. This Breathtaking Blue Sapphire Ring is set with Princess Diamonds and Round Brilliant Diamonds with an approximate combined weight 1.37 carats. The ring is created in 18K White Gold and is a finger size 6.5. The rings total gemstone weight is approximately 4.69 carats and has has been refurbished to excellent condition. The Sapphire has been professionally lab graded by the “Worlds Foremost Authority in Gemology”- the Gemological Institute of America (GIA). Lab Grading Report # 6147967174. Most recent Independently Appraised value – $12,600.