Sterling Silver Princess Blue Simulated Sapphire Men's Ring 1.91 cttw (Available 7,8,9,10,11,12,13) MEASUREMENT - Center Stone: 7mm; Princess Cut Blue Simulated Sapphire Ring (All the sizes displayed are in stock) Crafted in 925 Sterling Silver. CARAT TOTAL WEIGHT - 1.91 CT (This item is proudly custom made in the USA) CRAFTED - in High-Quality Lead Free 925 Sterling Silver that delivers exceptional shine and ultimate protection. TOTAL SATISFACTION GUARANTEE - When you order today, you're protected. The item comes with a No questions asked money back guarantee combined with world class customer service. Free Return and Refund and One Month Warranty and Free Second Day Delivery for Amazon Prime! Gemstones may have been treated to improve their appearance or durability and may require special care.