This is an authentic JOHN HARDY Sterling Silver Blue Topaz Large Batu Kali Square Ring size 55 or 7.25. The ring is crafted of sterling silver and features a 14mm blue topaz stone set in an engraved border. This is a perfect ring with an elegant style only from John Hardy! Follow this item for alerts. John Hardy is a registered trademark of John Hardy. FASHIONPHILE is not affiliated with John Hardy.