The golden hilt is ornamented with three large emeralds, topped by a golden watch with an emerald lid.
The sitter’s pearls and emeralds, his gold sword hilt and black bristling moustache dazzle in a way that no undecorated sepia print could duplicate.
The newfound hilt may have been left behind because it was unwanted, or it may have been inaccessible, according to Moore's colleague Wendy Welsh, a conservator on the project.