Purchasing diamond studs can be one of the most important purchases of your life. Make sure you buy from a jeweler you can trust, who will provide you with the best price for the quality of stone. Desires by Mikolay is a family run jewelry store in Chappaqua, NY as well as represented online. Shop our wide selection of GIA certified diamonds. More than just a jeweler, the Mikolay's staff are experts in diamonds, custom design, engagement rings and wedding bands - making the process an easy and educated one.