Carbon copy? Pandora takes a shine to lab-made diamondsPrices of lab-grown diamonds have fallen over the past two years.A general view of the Pandora shop in Riga, Latvia Febuary 4, 2020(photo credit: REUTERS/INTS KALNINS)
A general view of the Pandora shop in Riga, Latvia Febuary 4, 2020(photo credit: REUTERS/INTS KALNINS)Updated: