Carolyn Pollack Sterling Silver Multi-Gemstone Cascades Ring Genuine Dyed White Agate, Turquoise, Chrysoprase, Phosphosiderite, and .925 Sterling Silver Measures approximately 7/8" long x 3/4" wide See Ruler View for accurate sizing. Silver may tarnish over time. Handcrafted in America with lifetime warranty on all jewelry A stunning smooth dyed white agate oval cabochon is overlaid with swirls of sterling silver.