This is a single 3/4" disc and is intended as an add on to our personalized mother's necklaces. A chain is not included. Includes choice of sterling silver charm or birthstone crystal. A name is hand stamped on a sterling silver disc by hand, so expect there to be uniqueness in each piece that you order! The letters are blackened, and the disc is polished. We can stamp up to 9 letters on this style of disc.