Features: Nickel Free Jewelry Closure: Spring Ring Clasp Link Construction: Solid Shape: Round Stone Cut: Round Stone Millimeter Measurement: 2.5 Mm Length Metal Color: Gold Tone Chain Length: 18 Inch Chain Width: 1.3 Millimeters Extender Length: 2 Inch Chain Construction: Cable Care: Wipe Clean Stone Type: 5 Cubic Zirconia Metal: 24k Gold Over Brass Necklace Type: Chain Necklaces Country of Origin: Imported Photos are enlarged to show detail.