The Natural Diamond Council has rebranded as The Diamond Collective to reinvigorate demand for natural diamonds, aiming to unite industry stakeholders, protect natural-diamond provenance through transparency, and inspire confidence.

Amber Pepper, CEO of The Diamond Collective, formerly Natural Diamond Council

Founded in 2015 as the Diamond Producers Association, the body became the Natural Diamond Council in 2020, lost Alrosa in 2022, broadened membership in 2023, and appointed Amber Pepper CEO in 2025, who has led the change into 'The Diamond Collective' rebrand.