Trusted. Traceable. Tested.
Every Primegems stone carries with it an unbroken chain of certification — from the mine, through our hands, to yours.
GIA Certified
Independent grading by the Gemological Institute of America — the global benchmark for the 4Cs.
IGI Certified
International Gemological Institute reports for polished diamonds and jewellery — trusted worldwide.
Kimberley Process Compliant
All rough sourced through the Kimberley Process — guaranteeing conflict-free provenance.
In-House Quality Control
Multi-stage inspection by senior graders at every checkpoint — across our Navsari, Mumbai and Antwerp offices.
Our Quality Process
- 01
Rough Selection
Hand-picked at source against strict colour, clarity and origin criteria.
- 02
Planning & Cutting
Each stone is scanned, mapped and cut on state-of-the-art, high-precision machines — the latest technology in the industry, paired with the eye of a senior planner before any blade touches the rough.
- 03
Polishing
Senior polishers finish each facet by hand — symmetry verified under magnification.
- 04
Final Audit
Every parcel is inspected and signed-off personally before it leaves our facility.