Large Double Etched Birthstone Cross Necklaces * Bliss Manufacturing etched double cross religious birthstone pendants and necklaces are available in three different sizes. All medals have a 3mm Swarovski crystal birthstone and come in a deluxe gift box. All Christian birthstone jewelry is available in sterling silver, 14kt gold-filled or 14kt gold. All jewelry is made in the USA. They make wonderful Birthday, Motherís Day, Just Because, First Communion gifts and much more.