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GEM IDENTIFICATION REPORT (BLACK EDITION)

GENERAL INFORMATION
  • Date of Issued13 November 2024
  • ObjectOne faceted gemstone
  • Image is Approximate
  • Report Number6632578753
  • SpeciesNatural Corundum
  • VarietyNatural Fancy Sapphire
  • Weight14.95 Carats
  • EnhancementNo Indications 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
  • Measurements15.36 x 12.15 x 9.18 mm
  • ShapeRectangular Cushion
  • Cutting StyleStep
  • TransparencyTransparent
  • Colorvioletish Purple
  • ToneMedium
  • SaturationMedium
  • Refractive Index1.762 - 1.770
  • Specific Gravity4.00 ±
  • MagnificationThin-films, Silks, Orange-stained fissures
  • EnhancementNo Indications 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
  • Vanadium and chromium are commonly occurring in trace element analyses of natural corundum. The concentration of these elements will have different impact on the color.
  • Special Mention
  • The 14.95 carats natural fancy sapphire as described in this report possesses a beautiful color, primarily characterized by purple complemented by some violetish hue. Beyond its color, this gemstone has amazing lustre, adding to its overall beauty. Given its untreated state and the combination of characteristics, this stone deserves our special mention and appreciation.
  • 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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