Vintage ring size 57 FR Set with opals Good condition for this sterling silver ring, hallmarked 925 Ring size 57 FR, approximately 18.3 mm Weight about 5.5 g Condition: Used: An item that has been worn. ...Used: An item that has been worn. the possible imperfections. Dominant stone color: Silver Size: 57 Type: Set ring Dominant stone: Opal Metal purity: 925 parts per 1000 Style: Art Deco Secondary stone: Crystal Metal: Sterling silver