Gemstone: Natural Blue Sapphire (Neelam) Weight(Carats): 5.77 Weight(Ratti): 6.41 Referactive Index: 1.76 Specific Gravity: 3.99 Shape: Oval Dimensions: 12.32 × 9.87 × 4.69 mm Origin: Sri Lanka (Ceylon) Color: Deep Royal Blue Clarity: Transparent Treatment: Natural (mention heated/unheated if needed) Uses: Fine Jewelry, Astrology, Vastu
