Delicate repetition and astonishing detail help to create this silver mediation on the nature of beauty. Combining the Latin filum (thread) and granum (seed). "Filigree" describes an art form that is a moving testament to the human drive to ornament. The cover was originally designed in Germany in the early 1800s. To achieve the gilded and polished motif, base layer of silver sheets was first die cut, and elaborate grooves were then meticulously etched into its surface.