In May 2015, Leanne Kemp founded Everledger, a global digital registry designed to increase transparency in global supply chains, including when it comes to diamonds. In the nine years since, the jewellery industry has increasingly come around to blockchain’s potential to strengthen provenance and build customer trust. This includes major brands incorporating the technology to raise accountability in how diamonds are sourced and produced.

Launched at scale in May 2022, the decentralised Tracr blockchain platform has registered more than a million rough diamonds at source and 110,000 diamonds at the manufacturer level, according to De Beers Group , the company behind the initiative. Tracr CEO Wesley Tucker said the private Ethereum platform leverages distributed ledger technology to provide an automated, permanent record of each diamond’s provenance journey from mine to retail. {"@context":"https://schema.

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NFTiff pendant featuring one of the 10,000 CryptoPunk characters. Photo: @TiffanyAndCo/X “Scalability is supported by each user having their own ‘instance’ of the platform, which can be customised to their individual needs,” said Tucker. “Our cloud infrastructure and API technology.