I have been inspired by the popularity of bow-shaped earrings in the Renaissance:
Portrait of Isotta Brembati (c.1555) by Moroni
Image from https://artseer.files.wordpress.com/2014/11/key-8-new.jpg
Portrait of Lucia Albani Avogadro by Moroni
Image from: https://artseer.files.wordpress.com/2014/11/giovanni_battista_moroni_-_portrait_of_a_lady_perhaps_contessa_lucia_albani_avogadro_la_dama_in_rosso_-_google_art_project.jpg
Portrait of a Young Lady by Giovanni Battista Moroni
Image from: https://artseer.files.wordpress.com/2014/11/key-23.jpg
Portrait of Three Princesses - (Unattributed)
Image from: https://40.media.tumblr.com/cd387c5c524dda72a8b14ff1015ac9a2/tumblr_mw3k9c8lCE1rrlxu4o1_500.jpg
I found some small metal bow shaped jewellery findings at my local craft store. I gave them a few coats of nail enamel and added earring hooks and a pearl at the bottom.
Next, I think I will experiment with fabric ribbons.