thatshowthingstarted: Hololith Sapphire Ring Aka “Caligula Ring”, “The &lsquo
thatshowthingstarted: Hololith Sapphire Ring Aka “Caligula Ring”, “The ‘Caligula ring’ resided to the collection of the Earl of Arundel from 1637 to 1762, at which point it became one of the famous ‘Marlborough Gems’.” Courtesy Wartski -- source link