"Baby Boom" Necklace with Eleven Gold Antique American Baby Rings on Shop Necklaces Fashion Accessories Necklaces Necklaces for Women Little Boom Pendant Necklace Sterling Silver Tiny Little Lightning Bolt Pendant Necklace By Silver Boom & Mellow Gifts, Accessories, Fine Jewelry & More. A petite, shiny disc with a starburst like engraving upon a long, thin chain. The charms reflects the perfect amount of light and sparkles as you move. Super easy to style and wear which is our favorite kind of necklace. Length: Adjustable between 18\" 21\". Charm: 10mm.