Material: 100% Solid Genuine .925 Sterling Silver.
Shape: Glue on Bail. "925" mark on the back.
Size: Small: 12mm by 5mm. glue on part- 7mm by 5mm; top ring 6mm by 4mm OD
Big: 15mm by 6mm, glue on part-9mm by 6mm; Top ring 6mm by 4mm OD
Pictures show the shape of the product, for actual size, please read the measurement.