UPDATE:

The results of the auction for the six intaglios only included Lot 492, as shown below, so apparently the other items didn’t sell. The sale price for the Aquamarine Ring Stone was quite good —

The results for all of the lots that sold that day can be found at https://www.christies.com/lotfinder/print_sale.aspx?saleid=28125&lid=1

The original post:

Six intaglios set for sale in Christie’s London 4 December 2019 Antiquities Sale 

Estimates from 3,000 to 50,000 GBP range.

5 Rings and a Stickpin

Semi-precious hardstones – 2 carnelians, 2 plasmas, 1 banded agate, and 1 aquamarine

All Circa from 1^st Century B.C. to 2^nd Century A.D.