Jewellery Reports

The standard SGL Natural Diamond Report, providing a full-scale assessment of the 4Cs and diamond authenticity.

Natural Diamond Report

SGL Natural Diamond Mini Report featuring a technical plotting diagram of internal and external stone characteristics.

Natural Diamond Mini Report With Plot

SGL Natural Diamond Mini Report with a detailed graphical representation of diamond proportions.

Natural Diamond Mini Report With Proportions

Sample of the SGL Lab Grown Diamond Mini Report, highlighting the detailed graphical representation and data regarding the physical proportions of the synthetic diamond.

Lab Grown Diamond Reports Content

Sample of the compact SGL Lab Grown Diamond Mini Report, featuring a technical plotting diagram that maps the internal and external characteristics of the synthetic stone.

Lab Grown Diamond Mini Report with plot

Visual sample of the full SGL Lab Grown Diamond Report, providing detailed technical specifications, 4C grading, and origin verification for synthetic diamonds.

Lab Grown Diamond Mini Report with proportions

Technical SGL report sample for natural solitaire diamond jewelry, documenting specific stone grading and mounting details.

Natural Solitaire Diamond JEWELLERY Report

Sample SGL laboratory report for jewelry containing multiple natural diamonds, verifying quality and authenticity.

Natural Diamond JEWELLERY Report

SGL certification sample for high-end jewelry featuring a combination of natural diamonds and colored gemstones.

Natural Diamond and Colored Gemstone JEWELLERY Report

Specialized SGL laboratory report for traditional jewelry styles, including Rosecut, Uncut, or Polki diamond varieties.

Rosecut, Uncut or Polki Diamond JEWELLERY Report

Technical sample of an SGL report for jewelry featuring a lab-grown solitaire diamond, documenting mounting details and synthetic stone grading.

Lab Grown Solitaire Diamond JEWELLERY Report

Sample SGL laboratory report for jewelry containing multiple lab-grown diamonds, verifying the quality and origin of the synthetic stones.

Lab Grown Diamond JEWELLERY Report

Technical sample of an SGL Colored Gemstone Report, featuring a detailed assessment of a loose ruby, including its weight, dimensions, and identification.

Colored Gemstone Report

Sample SGL report for an emerald and gold ring, providing certification for both the colored gemstone and the precious metal mounting.

Colored Gemstone JEWELLERY Report

Comprehensive SGL certificate for a sapphire and diamond ring, detailing the grading for both the natural diamonds and the colored gemstone within the jewelry piece.

Natural Diamond and Colored Gemstone JEWELLERY Report

SGL Labs is a leading jewellery certification laboratory. Our network of 18 laboratories helps us service the key diamond trading centers of London, New York, Dubai and Mumbai.

Since 2007, we have serviced the needs of our clients in jewellery industry by providing them with reliable and comprehensive Jewellery reports. These reports are built by an incredible team of highly trained professionals by using the state-of-the-art instruments and technology available in the market.

We offer a wide range of jewellery certification programs. These certifications are especially helpful when you are looking to accurately assess the worth of your Jewellery pieces. The report includes hallmarking of gold jewellery, diamond weight, carat weight, diamond origin, purity of gold, and much more.

An instructional guide on how to verify diamond reports online using an SGL report number and integrated QR code validation.

Security Features

We take the protection of our valued clients’ data seriously. Each Jewellery report issued by SGL Labs is secured using highest level of protection. We never undermine anyone’s integrity when it comes down to fair trade or professional relationships,so you can be rest assured that at all times your Jewellery certificate remains safe, sound and secure!

SGL security feature icon: A 3D hologram seal that safeguards the certificate against duplication.
Hologram
SGL security feature icon: A QR code for instant digital certificate validation and authenticity checks.
QR Code
SGL security feature icon: Specialized UV-visible text and micro-printing to prevent tampering.
UV & Micro Text
SGL security feature icon: Official security paper with a custom background for certificate protection.
Security Paper

Lab Policy

Access to Data

Our jewellery reports are freely available for customers to view, verify and download on demand. We understand that these reports are as precious as your precious metal i.e. gold and hence we take utmost care to offer easy accessibility.

Confidence

We use latest available technologies to grade the JEWELLERY piece, follow responsible business practices and adhere to international standard throughout the process of jewellery certification.

Security Features

The SGL Certificate will make your product the ultimate treasure sought by many collectors. It's truly a document that cannot be tampered with very easily and one that can't be forged either. We use techniques such as secured 3D holograms to add in to the security aspect.

Client Anonymity

Your privacy is the key. We spare no efforts to maintain the confidentiality of our clients information. We follow a strict process of barcode generation as a part of our process during JEWELLERY certification process to keep client's information anonymous.

Additional Services

We provide unique additional services as per the consumer demands; tailored for your needs to add value to your diamond.
For further information, contact your nearest SGL Branch.

SGL Hearts & Arrows service page: Detailed assessment of a diamond's reflective symmetry and cut precision.

Hearts & Arrows

Hearts & Arrows is an overview of a diamond’s reflective scope and physical characteristics, carried out with a detailed assessment of its cut and overlapping projections.

SGL Laser Inscription service page: Microscopic girdle inscriptions for diamond identification and tracking.

Laser Inscription

SGL tested diamonds carry laser inscribed numbers, letters, trademarks, and logos on the girdle of a diamond allowing the diamond to be easily identified. The inscription is visible under 10x magnification.

SGL Sealing service page: Secure diamond sealing for complete transparency on stone color, clarity, and cut.

Sealing

Diamond Sealing is the ultimate security tool and ensures complete transparency and assurance of a diamond vis-à-vis the colour, clarity and cut grade.