Round cut focal diamond of your choice. Need help choosing a diamond? Our Customer Care team is right here. Solid 14k gold (or platinum) rope chain and lobster clasp. Total length is 18" with two shortening stations, one at 17" and one at 16". Signature Melanie Casey lab-grown diamond drop on the chain. We handcraft each piece with responsibly sourced 14k gold and ethically sourced stones.