Gemstone Identification & Provenance


Every OCIRT engraved brass card is a lasting record of trust, quality, and provenance.

Each gemstone authenticated through OCIRT is tested by qualified gemmologists and matched to its individual record through precision laser engraving and digital verification.

Behind OCIRT stands a respected Australian gemstone house with over 75 years of continuous experience in the global gem trade. Drawing on long-standing relationships with cutters, miners, and merchants around the world, every stone is sourced through a network built on integrity and expertise. The details engraved on your OCIRT brass card are permanently linked to a secure, dedicated webpage. 

Every page stores the stone’s specifications, gemological data, and verification history — ensuring your gemstone’s identity can be validated at anytime.