a unique and eye-catching design, this nose stud has a round, twined design which encases a 2mm crystal in the centre. the aurora borealis cz crystal has a unique colour, with a mix of silvery, translucent tones. overall, it measures 3mm high x 3mm wide x 1mm deep and the straight end stud is 11mm long. it weighs 0.1g and is made of sterling silver.