Handmade natural gemstones pendant, Unique jewelry for women, Beautiful gift for a birthday, anniversary, wedding, engagement. The pendant is made of 925 sterling silver and gemstone size is 12mm X 10mm The gemstone has rectangular shape. All of natural rocks by kala jewelry is handmade with love and passion, You are more than welcome to visit my shop for more jewelry designs. All my Jewelry will be sent in a gift box with lots of love and care. If you have any questions about jewelry, we will answer promptly. Handmade, product Stone: mystic topaz Metal: 925 Solid Sterling Silver. Mystic topaz usually appears to display rainbow colors, with greens, blues and purples being quite prominent.