A Platinum, Diamond, and Emerald Ring, Circa 1920, in an elongated intricate openwork design with millegrain edgework running the length of the finger, containing two old European cut diamonds weighing approximately 1.75 carats total, numerous old European cut diamonds weighing approximately 1.15 carats total, and a central octagonal step cut emerald measuring approximately 5.60 x 5.30 x 3.08 mm. 4.60 dwts.