TOP 30 Gemstone authentication in New York

Diamond Registry is a prestigious institution located at 580 5th Avenue in the heart of New York City. As a finance and jewelry store, Diamond Registry is known for its extensive collection of high-quality diamonds and exceptional customer service. With a reputation for offering competitive prices and expert guidance, Diamond Registry is a trusted destination for those looking to invest in or purchase exquisite diamond jewelry. Whether you are a seasoned collector or a first-time buyer, Diamond Registry is committed to providing a seamless and enjoyable shopping experience. Visit us today to explore our stunning selection of diamonds and discover the perfect piece for any occasion.

J. Martoccia Diamond Buyers is a reputable institution located at 285 Genesee Street in Utica, New York, United States. As a finance and jewelry store, they specialize in buying and selling high-quality diamonds, offering competitive prices and excellent customer service. Whether you are looking to sell your diamond jewelry or purchase a stunning new piece, J. Martoccia Diamond Buyers is the perfect destination for all your diamond needs. Visit them today to experience their expertise and professionalism firsthand.

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.

Jewelry Grading Services is a reputable jewelry store located at 6 East 57th Street in New York, New York. Specializing in the evaluation and grading of fine jewelry, this institution offers expert services to help customers assess the quality and value of their precious pieces. Whether you are looking to buy or sell jewelry, Jewelry Grading Services provides professional and reliable assistance to ensure a smooth and informed transaction. Visit their store today for a personalized and knowledgeable experience in the world of luxury jewelry.

FANA is a jewelry store located at 110 Wooster Street in New York, United States. At FANA, love is the driving force behind everything we do. For generations, we have been dedicated to helping couples celebrate their unique love stories with extraordinary jewelry pieces. Each piece is crafted with love and passion, designed to express the most powerful force on Earth. Elevate your style with our stunning FANA jewelry pieces, artistic creations that you can collect throughout your life journey. Celebrate your milestones, joyous moments, and exciting new chapters with our dazzling mementos, featuring diamonds and vibrant gemstones such as sapphire, emerald, and rubies.

Welcome to The Jewelry Appraiser, where expertise meets integrity. Located in Manhasset, NY, we are a fully certified, independent gemology lab specializing in expert appraisals, color grading, and confirming GIA certifications. Our services encompass a wide range of needs, including jewelry appraisals, estate jewelry, engagement rings, gold jewelry, watches, gems, silverware, and diamond valuation.Meet Deborah A. Villepigue: Our founder, Deborah A. Villepigue, is one of the most qualified and trusted jewelry appraisers in the world. With advanced certifications such as GIA-GG, RMV, AGA, APPA, CGA, and AGS-ICGA, Deborah is one of only six Master Gemologist Appraisers globally. Since starting her career in the jewelry industry in 1986, Deborah has been dedicated to bringing honesty and accuracy to all jewelry transactions. She has been involved in educating clients on how to sell, liquidate, and donate jewelry, ensuring they understand the true value of their assets.Our Services:

Blue Lake Appraisal & Gemological Service is a trusted finance business located at 301B Taughannock Blvd, Ithaca, NY 14850, United States. Specializing in the appraisal and evaluation of gemstones and fine jewelry, our expert team combines years of experience with a passion for precision to provide accurate, reliable assessments. Whether you are looking to insure your treasured pieces, settle an estate, or simply understand the value of your collection, Blue Lake Appraisal & Gemological Service offers professional and confidential services tailored to meet your needs. Our commitment to integrity and excellence ensures that you receive the highest standard of service in the industry. Visit us today for a comprehensive consultation and discover the true worth of your precious items.

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.

Welcome to Conduit Pawnshop, the leading pawnshop in New York City, where we guarantee the best cash payouts for your valuable items. Conveniently located at 241-20 S Conduit Ave, Rosedale, NY 11422, we specialize in providing top-notch financial solutions and a wide range of high-quality products for our customers.

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.

Welcome to LUGDUN ARTISANS - Embrace Your Inner Rebel Located at 1314 5th Avenue, Bay Shore, New York, LUGDUN ARTISANS is your destination for unique, handcrafted jewelry that defies convention. Our store is not just a place to buy jewelry; it's a celebration of individuality and craftsmanship. Every piece in our collection is a testament to the art of lost wax methods, ensuring that no two items are ever the same.

Welcome to Speedy’s Coins and Jewelry at Oneonta Coin, your premier destination for exquisite jewelry and rare coins in the heart of Oneonta, New York. Conveniently situated at 252 Main Street, our store offers an exceptional selection of fine jewelry, unique collectibles, and valuable coins to cater to both seasoned collectors and those seeking the perfect gift. At Speedy’s, we pride ourselves on our extensive inventory, featuring everything from stunning engagement rings and timeless necklaces to meticulously crafted bracelets and elegant earrings. Our expert staff is dedicated to providing personalized service, ensuring you find pieces that perfectly match your style and needs.