The purpose of a diamond certification is to offer you the highest possible level of assurance and confidence. It confirms the diamond’s authenticity and describes its essential characteristics. Diamonds are examined by expert graders under strict guidelines and using specialised equipment’s. 

  • The SGTL Diamond Dossier Report includes an assessment of a diamond’s 4C’s – Color, Clarity, Cut and Carat weight .
  • SGTL issues Diamond Dossier Reports for individual diamonds.
  • The report also includes the SGTL hologram to prevent misrepresentation/ or duplicity of the report.

SGTL Colorstone Report assess the characteristics of a loose or rough colored stone (weight, measurements, shape, cutting style, color and identity) and indicate any detectable treatments.