Answer by Richard Muller, Professor of Physics at UC Berkeley, author of Now, The Physics of Time, on Quora: Originally, the value of a diamond was set ... an engagement ring of cubic zirconia ...

proclaiming that she would have been happy with anything her now-husband had given her — including the $130 cubic zirconia ring set. Thousands of supports have chimed in to applaud her good ...

Australian jeweller Daniel Anania of Anania Jewellers shared a photo of a cubic zirconia engagement ring worth £270 next to a £6,000 diamond design with the Daily Mail. With a near identical ...