5-20ct Lab Diamond

On this page, featuring our selection of 5ct-20ct large lab grown diamonds in a variety of shapes and colors. Each stone is meticulously grown in controlled laboratory environments using advanced HPHT (High Pressure High Temperature) or CVD (Chemical Vapor Deposition) techniques. We have a wide array of cuts, including round brilliant, emerald, princess, and more, each precision-cut to maximize light performance and allure. There are a wide selection of large man made diamonds to choose from. 

Over 5ct lab grown diamonds are more suitable for delicate and personalized lab created diamond engagement rings collections for women, such as 6 carat cushion cut diamond ring, customized sparkling brooches for attending large events at galas, one-of-a-kind necklaces for collections, and more. 

Messi Jewelry have over 5,000 carats of diamonds in stock, there is no long wait to get the diamond you need fast. Our 5ct-20ct lab diamonds are of high quality, complete with high definition images and videos of the real thing from every angle, and each large lab grown diamonds for sale comes with an IGI or GIA certificate. At the same time, our custom lab grown diamonds service can create a unique shape or color for you. Whether you're looking for a 5 carat lab grown diamond ring or a large lab diamond engagement ring, we've got you covered. Contact us today to learn more about our collection and start designing your dream jewelry.