Sapphire, A modern bar and restaurant is located in the heart of downtown Knoxville, TN, with over 20 unique wines to choose from everyday and one of Knoxville’s largest liquor selections. Our unparalleled ambiance and decor are created by the building itself, which is over 100 years old. Sapphire is built into the shell of an old jewelry store. Enjoy an exciting nightlife in Knoxville, TN and mingle with who’s who. Find it all at Sapphire.