Duchesse Ring Diamonds and Rubies on Yellow Gold intaille à l'antique Che "pigeon's blood" ruby is

Che "pigeon's blood" ruby is the most sought-after for its intense and deep red colour

Travail Français

Le diamant cristallise entre 150 et 750km sous le manteau terrestre

The colour of spinel varies from red to green to violet-pink to blue

surrounded by blue enamel and three fine button pearls (diameter approx

Duchesse Ring Diamonds and Rubies on Yellow Gold intaille à l'antique Che "pigeon's blood" ruby isDuchesse or Aigrette engagement ring, in 18Kt yellow gold (hallmark: eagle head), set with an oval ruby (probable origin: Siam), weighing approx. 0. 55 Ct, and a brilliant cut diamond weighing approx. 0. 25 Ct (estimated color I, estimated clarity VS), set with brilliant cut diamonds, total estimated weight approx. 0. 30 Ct. Vintage French work. Unidentified master stamp. Gross weight: 4. 31g Design height: 2. 00 cm Design width: 0. 80 cm Finger size: