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GEM IDENTIFICATION REPORT (BLACK EDITION)

GENERAL INFORMATION
  • Date of Issued11 March 2024
  • ObjectOne faceted gemstone
  • Image is Approximate
  • Report Number7564511846
  • SpeciesNatural Corundum
  • VarietyNatural Fancy Sapphire
  • Weight15.00 Carats
  • EnhancementIndications of Heating

ORIGIN INFORMATION
  • Gemological testing revealed characteristics consistent with those of Natural Fancy Sapphire from:
  • CountrySri Lanka
  • Sri Lanka mines produce fancy sapphire since ancient times, it has been well established by 1292, when Marco Polo first landed the Gem Island. To this day, it is still one of the most prominent fancy sapphire producers in the world.

ADDITIONAL INFORMATION
  • Measurements13.77 x 9.96 x 10.04 mm
  • ShapeRectangular Octagon
  • Cutting StyleStep
  • TransparencyTransparent
  • ColorIntense yellowish Orange
  • ToneMedium
  • SaturationIntense
  • Refractive Index1.762 - 1.770
  • Specific Gravity4.00 ±
  • MagnificationDissolved silks, Heat-altered fingerprints
  • EnhancementIndications of Heating
  • CommentsAny statements on origin is an expert opinion based on a collection of observations and analytical data.

IMPORTANT INFORMATION
  • Tested withUV-Vis-NIR Spectrometer
  • As the general colorless corundum formula is Aluminium Oxide, the presence of trace elements will provide its color. In this stone the presence of yellow color is due to the presence of iron, it is proven by Fe-related absorption features at 450nm.
  • Special Mention
  • The 15.00 carats natural fancy sapphire as described in this report showcases an amazng color, primarily characterized by orange with some yellowish hue. The gemstone's good lustre and natural inclusions, giving it an overall gentle yet eye-catching beauty.
  • Examined by Global Gemological Laboratory team of experienced gemologists (GG from GIA, AG from AIGS)
Tested and examined by GlobalGem Group of qualified Gemologists comprising members from GIA (GG) of America, Gem-A (FGA) of United Kingdom and AIGS(AG) of Asia.

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