Paraíba

Kevin Ferreira is a freelance consultant specialising in rough and finished coloured gemstones, particularly Paraíba Tourmaline. With a Graduate Gemologist diploma from the GIA and five years of field experience in Africa and Brazil, Kevin educates industry leaders on ethical and sustainable sourcing, as well as treatment techniques and disclosures. He manages the US sales office for his family’s Paraíba Tourmaline mining operations in Nigeria, Mozambique, and Brazil, and serves as a distribution channel for other producers, including the renowned São José da Batalha and Mulungo mines. Katerina Perez, a Paris-based jewellery insider, journalist, and brand consultant, boasts over 15 years of experience in the jewellery sector. Since 2011, she has been a freelance journalist and content editor, contributing to international publications like Vogue Arabia, VO+, Robb Report, L’Officiel, and the Natural Diamond Council. Her journey into the world of fine and luxury jewellery began in London’s Bond Street, where she worked in sales and management for high-end brands. Her passion for jewellery deepened, leading her to study gemmology at the Gemmological Institute of Great Britain, where she graduated as an FGA.