Chesterton is an incredible and authentic Late Art Deco (circa 1935) platinum ring. This show-stopping beauty centers an Oval Cut cornflower blue sapphire accompanied by a Guild Laboratories certificate stating the sapphire is gauged at approximately 2.50ct with Ceylon origin and has no indications of heat treatment (Unheated). The center sapphire is surrounded by a double octagonal halo of forty-four Single Cut diamonds, totaling approximately 0.80ct in weight. Chesterton is finished with an intricately detailed basket and a simple platinum shank. The ring is currently a size 8.75 and can be sized to fit most ring sizes. Please contact our concierge with sizing questions.