GlassOfVenice Murano Glass Venetian Reflections Square Adjustable Ring - Periwinkle Authentic Murano Glass hand-made in Venice, Italy The ring's central bead measures 3/4 x 3/4 inches The ring are unique - no two are exactly the same Certificate of Authenticity and Luxury Velvet Pouch included with each ring Imported and distributed by GlassOfVenice.com, largest US-based provider of authentic Murano Glass