Skinner’s Auction House has several intaglios up for sale at its June 27, 2017 Fine Jewelry Auction. They are lot Nos. 77-80 and 264.
See Lot 77 at http://www.skinnerinc.com/auctions/3015B/lots?saleno=3015B&s=77 and go from there. 
Happy Hunting.
Skinner’s Auction House has several intaglios up for sale at its June 27, 2017 Fine Jewelry Auction. They are lot Nos. 77-80 and 264.
See Lot 77 at http://www.skinnerinc.com/auctions/3015B/lots?saleno=3015B&s=77 and go from there.
Happy Hunting.