Piaget have created always created a unique piece of jewellry for Valentines day and this year they have created a necklace. The Piaget Valentine necklace is available in both a diamond and a ruby version. The necklace is made of eighteen karat white gold and is shaped like a heart, several sizes of gems are used to give the necklace a curved shape. The necklace is available in all Piaget stores world wide.