.925 Sterling Silver Round Drop Connectors Approximately 30 mm Outer Diameter. Drops Made from 1 mm Hollow Tube. Small Top Ring Around 2.7 mm Outer Diameter, 1.2 mm Inner Diameter Hole, and 0.64 mm (22 Gauge) Wire Thickness With 10 mm White Swarovski Crystal Pearl. Sold in a Pack 1 pair, 2 Pieces. Price Per Pack.