Create a custom gift with a Sterling Silver Personalized 6mm Round Simulated Birthstone Heart Caged Locket to place the colored birth month stones of loved ones inside the locket. With a unique open interlocking heart design, this heart caged locket can hold up to five 6mm round cz stones inside and clasps tightly shut to create a colorful family pendant. Attached to a 16 inch rolo chain with a 2 inch extender, the heart shaped locket charm is only 3/4 inch in size. Makes as touching custom gift for mom or grandma on Mother's Day, Christmas or Birthday! This necklace's stones are round in shape. They are available in multiple colors – choose the birthstones that fit your family or what you love to include. These are synthetic stones. Choose the stones right for your loved one's birthday or those you love, including: January [Garnet] February [Amethyst] - March [Aquamarine] - April [Diamond] - May [Emerald] - June [Alexandrite] - July [Ruby] - August [Peridot] - September [Sapphire] - October [Tourmaline] - November [Citrine] - December [Zircon] --- Select from available metal colors, including Silver – Gold – Rose Gold