Graff Laurence Graff Signature Black Ceramic Ring 5.5mm, Sizes 5, 6, 7, 8. Laurence Graff's passion for the world's finest diamonds inspires designers to craft timeless lines that narrate beautiful memories of love stories, celebrating unwavering love. This reflects the founder's endless devotion to exquisite diamonds and serves as a testament to the bond between two hearts. The ring is meticulously sculpted with sharp angles, showcasing an unmatched brilliance. Its stylish and sophisticated silhouette brilliantly interprets the exquisite facets of Graff diamonds. The Laurence Graff Signature collection offers fashionable, elegant, and stackable rings.