887ct rough emerald to be auctioned

New York City based auction house Guernsey’s has announced the auction of the Marcial de Gomar Collection of rare emeralds on April 25th, 2017. Included in the auction will be the “la Gloria”, an 887ct piece of rough emerald, said to be of “museum quality”. Believed to be the largest rough emerald in the United [...]

887ct rough emerald to be auctioned 2017-11-27T13:05:14+00:00