The Best Laboratory certified gemstones in New York

The Gemological Appraisal Laboratory of America, located in the heart of New York City, is a premier provider of gemological appraisal services. Situated at 580 5th Ave Suite 2906, our laboratory offers expert evaluations and appraisals for a wide range of gemstones and jewelry pieces. We pride ourselves on our commitment to accuracy, transparency, and professionalism in every appraisal we conduct.

NYC Jewelry Appraisers is a reputable institution located at 745 5th Avenue in New York City, offering expert appraisal services for all types of jewelry. Whether you are looking to get a valuation for insurance purposes, estate planning, or simply to know the worth of your precious pieces, our team of certified gemologists and appraisers are here to help. As a trusted name in the industry, we provide accurate and detailed assessments to ensure you have a clear understanding of the value of your jewelry. Visit us today at our store in the heart of New York City for professional and reliable appraisal services.

Universal Gemological Lab Inc is a reputable finance institution located at 654 North Wellwood Avenue in Lindenhurst, New York, United States. Specializing in gemological services, they provide expert evaluations and appraisals for precious gemstones and jewelry. With a team of highly skilled professionals and state-of-the-art equipment, Universal Gemological Lab Inc is committed to providing accurate and reliable assessments for all your gemological needs. Whether you are looking to buy, sell, or insure your valuable gemstones, you can trust Universal Gemological Lab Inc to provide trusted and comprehensive services.

Welcome to Grown Diamond Corporation USA, your premier destination for exquisite lab-grown diamonds and fine jewelry. Nestled in the heart of Queens, New York, at Rockaway Boulevard C/O MA3PL, we redefine luxury with our stunning collection of diamonds that are as unique as you are. At Grown Diamond Corporation, every facet of our diamonds is crafted with precision and purpose, ensuring that each piece is a true masterpiece. Our commitment to quality begins with the careful selection of flawless diamond seeds, which are then meticulously nurtured in our state-of-the-art diamond-growing greenhouses. Utilizing both High Pressure High Temperature (HPHT) and Chemical Vapor Deposition (CVD) technologies, we create diamonds that rival and often surpass their naturally mined counterparts.