GemFair is a De Beers Group programme that provides a secure and transparent route to market for ethically-sourced artisanal and small-scale mined diamonds. By providing artisanal and small-scale miners with access to the global market and offering fair prices, GemFair is improving miners' livelihoods and fostering the sector’s development as a credible and trusted source of diamond supply. GemFair has been operational in the Kono District of Sierra Leone since 2018.