Plating: 14K Gold Materials: Brass, Zirconia Measurements: Horn Necklace: Length: 19.7" (50cm) | Coin Necklace: Length: 16" (42cm) Weight: Horn Necklace: Light (10.0g) | Coin Necklace: Light: (3.2g) Tarnish Free And Hypoallergenic, Guaranteed For A Year.