LARGE CUSHION SAPPHIRE SIGNET RING Set in 18K yellow gold with a cushion sapphire. Gross weight: 22.16 gr. Sapphire weight: 11.99 carats. Preliminary opinions of GEM Paris and LFG: Ceylon origin, no trace of heat treatment. A 11.99-carat cushion sapphire and 18K yellow gold ring. Gross weight : 22,16 gr. LFG and GEM Paris preliminary reports, in their opinion: origin Ceylon, no indication of thermal treatment.

Composed of several subsidiaries, the Drouot Group is a major player in the art market. Hôtel Drouot, located in the heart of Paris, has been the world's largest public auction center since 1852. 15 salerooms are available to more than 70 auction houses. The emulation generated by an annual offer of 230,000 artworks from 21 major specialities - from Antiquity to street art - attracts some 3,000 visitors every day. The Group's digital platform, Drouot.com, offers digital sales - Live auctions (live broadcasting and participation in auctions), Online-only auctions (dematerialised auctions) and Buy Now sales (sales of lots at fixed prices). Nearly 2 million items are offered annually by 600 auction houses. Auction news is reported every week in La Gazette Drouot, the leading weekly magazine for the art market and culture published by Auctionspress.