#Marlborough Intaglio with #Antinous in black chalcedony was once the prize piece of the Anton Maria Zanetti collection. #GettyMuseum bought it at Christie's Inc in 2019 for $2.1 million. It is now on public display for the first time ever. More here: https://antinousstars.blogspot.com/2022/03/famous-marlborough-antinous-gem-now-on.html