PLEASE NOTE that one of the European coin companies offers a medium and large size. This holder is compatible with the large size coins, 33mm. First in the USA!! Carlo Biagi is the first to offer an interchangeable coin jewelry line in the United States. The new modular line consists of a collection of interchangeable coins that can be placed into pendants that attach to necklaces and bracelets. Coins are manufactured using stainless steel, semi-precious stones, mother of pearl, leather, cubic zirconium, Swarovski crystals, enamel, sterling silver, gold and other materials of the highest quality. This is the anchor of the interchangeable coin jewelry line, the pendant coin holder. This one is made with high quality yellow gold plated metal and it's just beautiful! Choosing your own pendant holder and coins gives your jewelry a unique and personal style. You can create a personal necklace everyday to match your outfit and spirit for the day!! You can find a pendant holder and necklace in this Amazon store! Your satisfaction is guaranteed!! You may return this charm within 7 days of purchase for a full refund. If you purchase more than one bead or charm from us, you will receive a partial refund of your shipping charges.