The Esme necklace is made from our chopin chain, fastened with a with lobster clasp. Material: Brass Plating: 10K Gold or Rhodium-silver Chain has a clear protective coating to prevent from quick wear and tarnishing. Chain measures: 7mm wide Clasp Measures: 15mm long Available in the following Lengths: 15", 16", 18", 20" Handmade in the USA