Lot of two rings including : - Yellow gold (750) Chevalière à secret centered on a gray agate inlaid with the number B, opening onto a small compartment. Gross weight: 4.3 g. - Finger size: 50. Scratches from use. - Yellow gold (750) and white gold (750) ring, the openwork bezel set with three small round faceted sapphires between two volutes. Gross weight: 2.2 g. - Finger size: 53. Scratches from use.