Both the Nokia 8800 Arte and Nokia 8800 Sapphire Arte feature a high-end metal and glass composition, creating their classic, iconic style. A smooth slide mechanism - comprised of state-of-the art ball bearings and a unique spring mechanism - ensures each handset is a pleasure to touch and behold. The Nokia 8800 Sapphire Arte adds to the sense of exclusivity by further enhancing its polished steel case with a genuine sapphire gem stone and an accent of soft leather, creating an even more rich, sensual feel.