This document discusses the concept of digital jewelry, which embeds computing capabilities into fashion jewelry. It describes several types of digital jewelry like earrings that function as speakers, a necklace with an embedded microphone, and a ring that flashes notifications. The document also outlines projects from companies like IBM to shrink computers down for wearable form factors like a magic decoder ring and wrist-worn display. Potential applications are discussed along with some current limitations for digital jewelry.