This paper examines the investment performance of diamonds and other gems (sapphires, rubies, and emeralds) over the period 1999-2010, using a novel data set of auction transactions. Between 1999 and 2010, the annualized real USD returns for white and colored diamonds equaled 6.4% and 2.9%,...

This note examines the investment performance of diamonds and other gems (sapphires, rubies, and emeralds) over the period 1999-2010, using a novel data set of auction transactions. Over our time frame, the annualized real USD returns for white and colored diamonds equaled 6.4% and 2.9%,...

This dissertation contains seven chapters. Chapter 1 serves as a general introduction to the risks and returns of collectibles, and is co-authored with Elroy Dimson. Chapter 2 investigates the long-term investment performance of art, and is co-authored with Luc Renneboog. Chapter 3, also written...