10k Gold Miami Cuban Monaco Curb Link Chain Necklace. This beautifully crafted chain is 10K Yellow Gold, The chain is 7mm wide throughout, 22inches long and features a bright shiny finish. The clasp is Box Lock. The chain feels light weight because of its weight but is considered durable. The chain weighs approx.23.8grams. We guarantee the purity of the gold to be 10k,