Sterling silver earrings featuring Blue Topaz stones,November birthstone and 16th anniversary gem. Glacier-blue hue, durable as sapphire, perfect for winter gifts. These earrings are handmade using .925 sterling silver and Blue Topaz stones. The stones are faceted stone -this cut refracts the light inside the gem and reflects light on the outside facets of the gemstone, maximizing the stone's brilliance.