4.62/CT Natural Blue Sapphire with Govt Lab Certificate-BLUSA9V

Product Description Products Details Allow our team of expert gemologists select a Natural Super Premium Blue Sapphire gemstone of Super Premium Quality from our offline inventory of gemstones. The selected gemstone shall be of relatively the same quality as those shown in the sample photographs, with weight within -0.2ct to +0.5ct range from your selection. You can alternatively decide to browse through our collection of catalogued gemstones with photos and videos to select a gemstone of your own choice by going to the Blue Sapphire category page General Traits Report No. 131219 Product Name NATURAL Blue Sapphire Color Blue Weight (Carat) 4.62 Weight (Ratti) 5.12 Description Unmounted, Shape & Cut Oval / Mixed Dimensions 11.38 x 9.74 x 6.73 mm. Transparency Transparent Refractive Index 1.760 - 1.768 ; 0.008 Specific Gravity 4.00 Magnification Inclusions Identical to Natural Other Test IR Spectra Analysis Comments 1. No indications of heating are observed