Empowering Brilliance, Ensuring Trust.

AYJ is passionate about unveiling the true beauty and value of each precious diamond/jewelry that comes through our doors.
Submit Your Diamond/Jewelry
Verify Your Report
AYJ provides global access to secured grading report archive and transit results.
The Journey of Grading
From the moment you entrust us with your precious diamond/jewelry to the instant you receive our comprehensive report, every step at AYJ Laboratories is conducted with precision, care, and unparalleled expertise.
Discover our seamless four-step certification process, designed to provide confidence, and peace of mind.
01.
Submission and Initial Assessment
Begin your journey with AYJ Laboratories by submitting your diamond/jewelry to our secure facility.
Our team will conduct an initial assessment to ensure that all necessary information is provided, and your product is ready for the next stage of analysis.
02.
Comprehensive Analysis
Your jewellery undergoes a thorough examination using our state-of-the-art technology and equipment.
Our experts meticulously analyze every aspect of your diamond or jewellery, from its cut and color to its carat weight, ensuring a comprehensive understanding of its true characteristics.
03.
Grading and Documentation
Based on the analysis, our experts assign a grade to your product and compile a detailed report.
This report includes all the vital information about your product, providing a clear and accurate representation of its quality and value.
04.
Reporting and Delivery
Once the grading process is complete, we issue a grading report, which serves as your diamond/jewelry passport to the world.
This report is securely packaged and delivered to you, ensuring that you have all the information you need to confidently trade, sell, or cherish your product.
Blog
Check out news about diamonds and gemstones worldwide…
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Customer priorities and choices are changing and diamond markets are responding. Two street names have long been synonymous with luxury jewellery in London: Hatton Garden, in the capital’s historic centre...

Ultra-hard ‘lonsdaleite’ diamonds found in Africa actually came from a dwarf planet, study finds

The space diamonds, found in rare meteorites that had collided with a dwarf planet, are thought to be even harder than normal diamonds. Rare space diamonds found in meteors in...

AYJ’s distinguished position in the field of jewellery is a testament to our unwavering commitment to research and our collaborative work with both industry experts and valued customers.
This harmonious synergy and steadfast support have been pivotal in establishing AYJ as a paragon in the field, showcasing our commitment to excellence and innovation.
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Report Name
#0000000000000
Issue Date
00/00/00
Type of Jewel
Jewel Type
Description of Material
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Total Weight of Jewel
-
Total Amounts of Diamond
0
Total Weight of Diamonds
0
Item Details
Quantity
0
Shape
Shape Value
Weight (Carat)
Material Description
Measurements
0
Color
0
Clarity
0
Symmetry
0
Setting
0
Description
-
Remarks
0
The report on HRD Antwerp Grading Report Link is intended exclusively to help confirm that the grading report number and examination results of the diamond provided by the user of this service correspond to an existing non-digital Diamond Grading Report, Diamond Identification Report or Colour Diamond Grading Report archived in the HRD Antwerp grading report database. HRD Antwerp does not make any representations or warranties regarding the information returned by the Report on HRD Antwerp Grading Report Link. The Report is not a HRD Antwerp Diamond Grading Report. The Report and the information returned by the Report are subject to all the notices, guarantees and limitations of liability included in the corresponding non-digital Diamond Grading Report, Diamond Identification Report or Colour Diamond Grading Report with the grading report number.