Based in New York, with over 20 years’ experience, sell-diamond.com are experts in the field of diamond buying and selling. Selling your Gemstone Jewelry or Gold has never been easier, we provide a friendly and efficient service. We pay the best prices in the USA and pay on the spot either by cash or bank transfer. We pride ourselves on giving our clients the best advice possible and on the very rare occasion when we feel you could achieve a higher price elsewhere, we will happily point you in the right direction.