Empowering Ownership & Authenticity
Your diamond’s unique certificate number is laser inscribed on the stone. By registering it with OWNIA, you create a permanent link between you and your diamond —supporting its recovery in cases of loss, theft, or fraud.
We partner with trusted jewellers to register your diamond, creating a secure network dedicated to verified ownership. Together, we’re building an ecosystem that protects against loss, theft, and fraud across the luxury jewellery industry.
We believe diamonds and jewellery cannot be valued by the sum total of their material parts, they hold the history and meaning of love, family and who we are.
By recording ownership we are safeguarding them from loss, theft, fraud and heartbreak.
It only takes a few minutes to protect your diamond for life.
Have your certificate number and email address ready — then click below to get started.
Help your lost item find you. OWNIA is the only database that can help return your engagement ring back to you, from anywhere in the world. Stop fraudulent duplicates of your certificate.
With OWNIA create a permanent record of your most important jewels—preserving your family legacy and protecting their value through every future handover, from heirloom to auction.
Important Argyle diamonds hold immense value in a small space. Protect your investment by registering their laser inscription and certificate number with OWNIA.
By registering with OWNIA, you join a global effort to protect the integrity of jewellery. Our Authorised Partners — signatories to a strict Code of Ethics — work to prevent fraud, stop stolen jewels from circulating and link every diamond to its rightful owner. Together we preserve legacies, enable recovery, and safe
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Register your diamond now to enter the draw for iconic Cartier Love Hoop Earrings. Free entry with registration. T&Cs apply.
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