Victorian Natural Sapphire & Old Cut Diamond Marquise Cluster Ring, circa 1900An elegant antique sapphire and diamond marquise cluster ring. The trio of sapphires in the centre certified as natural and unheated display a rich, inky blue. The sapphires are surround by twelve old mine cut diamonds in claw settings. Orate shoulders leads to a slim 18k D shaped shank. Currently size M (UK) or 6 (US). Free sizing available. Accompanied by a sapphire report from The Gem & Pearl Laboratory stating the sapphires show no evidence of