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Every Katura creation bears a unique serial number β your assurance of authenticity, provenance, and enduring quality.
Unique Serial
Every piece numbered
Lab Certified
GIA & IGI verified
Full Provenance
Complete traceability
Each piece receives a unique K99 serial number at the moment of creation, permanently linking it to the Katura registry.
Every diamond is independently graded by GIA or IGI. Certificates are attached to each unit, not just the product line.
Verify your piece at any time. Our registry confirms authenticity, provenance, and the specific stone certificates for your piece.