The Ruthenium Plated Silver Tourmaline Ring by Tezapsidis Jewellery. Tourmaline, pear shape with beautiful colour and a rare cut, mounted on a very special ring with ruby and pink sapphires. Amazing design, amazing tourmalines, very difficult to find gemstones of this quality and shape. About The Designer: Petros Tezapsidis is a fourth-generation Greek jewellery designer and trained gemmologist. Petros is renowned for high-end and contemporary pieces featuring precious gemstones set into 18kt gold and sterling silver. To find out more about the designer please visit Tezapsidis Jewellery.