MOONSTONE AND DIAMOND BROOCH, CIRCA 1910 Forming a bow, set with two moonstone cabochons and centered with an emerald-cut diamond and two pentagonal-cut diamonds, accented with 8/8-cut, old-cut and rose-cut diamonds, French hallmark for 18K (750°/00) gold, dimensions 6.00 x 1.60 cm, gross weight 14.51 g. Footnotes: MOONSTONE AND DIAMOND BROOCH, CIRCA 1910 Designed as a bow, set with two moonstone cabochons and centring on an emerald-cut diamond and two kite-shaped diamonds, highlighted by single-, old brilliant- and rose-cut diamonds, French import mark for 18 carat gold, measurements 6.00 x 1.60 cm, gross weight 14.51 grams. For further information on this lot please visit Bonhams.com

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.