Learn the secrets of diamond polishing

Royal Coster Diamonds has been renowned for excellence in the craft of diamond polishing since 1840, and especially after receiving a commission to repolish the famous Koh-i-Noor diamond in 1852. The company received its celebrated Royal Status in 2016. This exclusive workshop shares the secrets of how the company acquired its brilliance, such as how to polish a raw diamond. The interactive coaching session starts with a complimentary guided tour of the Diamond Museum, and a diamond evaluation session, which lay the foundations for the polishing workshop.The participant can enjoy a hands-on experience of unveiling the true lustre of a diamond, under the guidance of a master polisher. Participants will receive their own polished diamond as a memento, alongside an official certificate.