This Stunning 925 Sterling Silver a Blue Topaz Ring is a Show Stopper. 925 Sterling Silver. Size 8 10 Carats of Blue Topaz Stones. Topaz is a stone of nobility, love, passion, and purpose. Because of its fiery energy, this sun-filled gemstone is certainly associated with high self-esteem and good fortune. It is a gemstone that strengthens one's confidence and trust in one's inner power and abilities. This will be a Nice Addition to Your Jewelry Collection.