Metal: Rhodium plated with copper and zinc base metal. Easy to wear: With a secure stud fastening. Gift idea: A stunning gift for any special occasion. Earring width: 4.5mm. Jewellery: Get a pair of blue crystal earrings. Curved design: Featuring two rows of blue cubic zirconia crystals, with 34 crystals in each earring. Blue Crystal Curved Earrings | Living Social