material: 14k solid gold. No plating. chain: includes a free fold filled chain! 16, 18, 20in Gold Filled Cable chain texture: 4mm CZ Birthstone sizing: for more information on our chain lengths, see our size guide. * This item is solid 14k gold so you are free to wear it while doing activities, in the water and while sleeping and the metal will not change colour. * As this is a handmade item made to order, please allow up to 5 business days before shipment. * Due to the nature of handmade jewelry, each item is unique and will vary slightly from what is shown.You may experience a slight colour difference in the places we have soldered the metal together. This method requires extreme heat to ensure durability and sustainability in your piece.