The Prism pendant is made in 10-karat solid gold, and is set with a 2x2 mm facet-cut green Emerald gemstone. The pendant belongs to the Rainbow collection, designed to create colourful combinations of tourmalines, baroque pearls, and diamonds. The Emerald is May’s birthstone, a Beryl gemstone most recognised for its grass-green colour. The Emerald symbolises happiness, truth, love, romance, hope, and intellect and is said to keep relationships in balance. Material: Gold Karat: 10K Stone: Emerald Stone Setting: 4 Prong Stone Shape: Brilliant Dimensions: Length: 7 mm Does it come with certificate?: Yes Can the piece be engraved? No