Carolyn Pollack Sterling Silver Purple Phosphosiderite Cuff Bracelet, Medium Genuine Phosphosiderite and .925 Sterling Silver Measures approximately 1-1/4" wide; fits average-sized wrists See Ruler View for accurate sizing. Silver may tarnish over time. Handcrafted in America with lifetime warranty on all jewelry Phosphosiderite is the focus of the piece, soothing the eye with its rich color and smooth surface.