Contemporary Ring - Silver - Crystal - Vintage Size 52 FR - Stamped 925 Vintage Patina. Good condition, size 52 FR, which is approximately 16.6 mm. Its weight is 5.3 g. Beautiful ring, sturdy with a nice structure. The box is not included in the lot. Condition: Used: Item has been worn. ...Used: Item has been worn. Any possible imperfections. Dominant stone: Crystal Brand: Vintage Type: Set ring Dominant color: Silver size: 54 Material: Non-metal: Sterling silver.