Stone Type: Pearl Name in Hindi: "Moti". Report Number: PN/GL/1062009 Color: White Weight: 7.32 Ratti - a traditional unit of weight used for gemstones in South Asia. Carat weight 6.66 carats Shape/Cut: Round Specific Gravity (S.G.): 2.67 - 2.78 Refractive Index (R.I.): 1.530 - 1.686 Hardness: 2.5 - 3.5 on the Mohs scale Price /190 SAR