Roman Knot Knot Pattern Roman Glass Dangle Earrings from ThailandCrafted from sterling silver, looping designs create knot patterns in this pair of dangle earrings from Thailand. Michael Krainer sets the earrings with blue Roman glass, an archaeological artifact recovered from dig sites that are up to 2,000 years old. materials: 925 sterling silver, Roman glass Hook earrings Color(s) may vary slightly Combination finish 1. 2 in. L x 0. 7 in. W