358206 Unique design， great gift! Perfect gifts for your friends and family ! Delicate design， special for tasteful ladies. Gemstones are mounted closely and perfectly through microscope Excluding nickel， allergy free Brand: TOUCHSTONE Material: Copper + Zircon Size: approx. 8 mm Condition: 100% new Weight: approx. 3.5 g Quantity: 1 pair Conversion: 1 mm = 0.0394 inch， 1g = 5 carat