Diamond Certification, security

The DCLA Diamond Grading Report: Your Guide to Informed Diamond Purchases

The DCLA Diamond Grading Report is an essential resource for anyone looking to make an informed diamond purchase. This comprehensive report guarantees the authenticity of diamonds, ensuring that they are neither synthetic nor imitations.

What’s Included in the DCLA Diamond Grading Report?

The DCLA Diamond Grading Report provides a detailed description of each diamond, encompassing: a unique ID number, carat weight, colour grade, clarity grade, shape, measurements, proportions, proportion grade, transparency grade, polish grade, symmetry grade, fluorescence, hue and other remarks or characteristics which determine the quality of the diamond.

These individual parameters facilitate accurate identification of the diamond, while the overall grade helps you easily understand its quality.

Understanding Diamond Quality: The 5 C’s

The characteristics listed in the report play a crucial role in determining a diamond’s value and are elaborated on under The 5 C’s of diamond grading. This foundational knowledge empowers you to make well-informed decisions when selecting a diamond.

The Importance of the DCLA Diamond Grading Report

The DCLA Diamond Grading Report is the most significant document associated with your diamond. It does not expire, providing a reliable basis for calculating your diamond’s replacement value over time.

Security Features Against Counterfeiting

To prevent counterfeiting, the Diamond Grading Report includes various security features, such as:

  • Holograms
  • UV-activated text seal
  • Special UV-activated paper
  • Embossed foiled crest

These features ensure the integrity of the report and the authenticity of your diamond.

Verify Your Diamond’s Authenticity

DCLA also offers an Online Diamond Grading Report Check, allowing you to verify the authenticity of the information related to your diamond. This service is particularly useful for insurance appraisals or to replace a lost or damaged Diamond Grading Report.

In summary, the DCLA Diamond Grading Report is your key to understanding and validating the quality of your diamond, ensuring that you make a confident and informed purchase.

Click here to learn about our certificates.


Rough or Uncut Diamonds

Rough uncut diamond

DCLA offers the only qualified service for rough diamonds direct from our South African DCW. Our diamond expertise in the DCW (Diamond Cutting Works) is third generation.

We are experts in the field of :

  • Marking for cleaving, laser or conventional sawing.

Our services included :

  • Rough diamond pricing on individual single large crystals or parcels of small rough or run of mine.
  • Classification of rough parcels of diamonds for colour and clarity.
  • Expected weight recovery of rough diamonds, for rounds or fancy shapes.
  • Pricing of industrial, near gem and gem quality diamonds.
  • Sorting of near gem rough, and their market price.

Production services :

  • Calculation of the retention on all shapes including octahedrons and misshapen crystals, with a predicted accurate expected weight.
  • Opening windows on rough diamonds, for marking and internal assessment of depth and sizes of inclusions.
  • Cutting and Polishing rounds and fancy shapes.

Fancy colours :

  • Identifying natural origin, colour banding, zoning within rough diamond crystals of fancy colours.
  • Proportion and expected angles for light reflection and colour intensifying the natural colour in the crystal.