Triple Shield
A one-stop solution for Diamond certification,
Gold Hallmarking, and Metal QC.
Gold Hallmarking, and Metal QC.
One-Stop Solution
A one-stop solution for Diamond certification, Gold Hallmarking, and Metal QC. The service offers SGL’s international standard diamond jewelry certification clubbed with BIS standard hallmarking and stringent metal quality control.
SCOPE OF WORK
GOLD HALLMARK
GOLD HALLMARK
BIS standards for gold hallmarking will assure complete peace of mind. The hallmarking system is there to ensure that the jewellery does not contain more other metals and a lesser amount of gold.Hallmarked gold items are laser engraved with these four components - The standard BIS Logo, Purity in Karat and Fineness, the Assaying and Hallmarking Centre's logo or number and the Jeweller's Identification mark or logo.
METAL QUALITY CHECK
METAL QUALITY CHECK
SGL's international standards policy ensures each product is passed through various checks. Some of the major defects that are to be checked are Loose Diamonds, cracks on the metal, Seng issues such as Prong Height, Weak solder link or weak linking, incomplete polish/over polish, along with other 22 major defects.
CERTIFICATION
CERTIFICATION
Providing professional diamond identification and grading services backed with the latest technology, SGL is at the front end of the laboratory-grown diamond detection scenario. SGL’s specialized services and laboratory-grown detection instruments help in easy identification of natural diamonds.

Prong Check
Gold finish & polish check
Porosity Check
Other quality checks
HUID
The BIS logo

TRIPLE SHIELD
Certification
A one-stop solution for Diamond certification, Gold Hallmarking, and Metal QC.
PERKS OF TRIPLE SHIELD PROGRAM

Hassle Free
Solution

Shortest Turnaround Time (TAT)

Peace of Mind, Assured

Triple authencation by industry experts
