Smooth 18K (750‰) yellow gold ring decorated with openwork arabesques, it is set with a rosette of 8x8 diamonds (slight accidents) and centred with an old-cut diamond weighing approximately 0.75 ct (slight chips), the settings on platinum (850°/oo) French work, circa 1955, hallmark of Maître-Orfèvre: Marc Meyerie TDD 55 - Gross weight: 13.7 g