0.6 ctw Aquamarine Crafted In Lustrous Sterling Silver. 18-inch Sterling Silver chain included with pendant.Perfect pendant necklace for women of all ages. Makes a great fine jewelry gift for a birthday, anniversary, wedding, engagement or any other occasion. Every Angara jewelry piece comes with a certificate of authenticity. This certificate will be either included in your package or emailed to you. All our items are packaged with care in appealing boxes with plush interiors.