From Supernatural Wiki:
After Billie became the new Death, she gained a new ring along with a new scythe. this ring features a genuine moonstone that the picture does not do it justice.it shimmers in strong light
The Rings of the Horsemen are rings that each of the Four Horsemen of the Apocalypse made popular by the TV show SUPERNATURAL.
Featured below is Billie’s Ring who is the “NEW DEATH”
Available in most sizes.
Sterling silver with genuine Moonstone.