Certified Diamonds in New Haven – GIA & IGI Certified Selection

Discover the finest Certified Diamonds New Haven at Dia Designs. Our collection features GIA and IGI-certified diamonds, ensuring exceptional quality, brilliance, and ethical sourcing. Whether you're searching for an engagement ring, wedding band, or custom jewelry, our expertly crafted diamonds are available in various cuts, colors, and carat weights. Choose from both natural and lab-grown diamonds, all meticulously graded for authenticity. Visit our showroom or shop online to find the perfect certified diamonds in New Haven today. Explore now: Dia Designs.