J.R. Dunn Jewelers Introduces Single Source™: Blockchain-Backed Natural Diamonds with Verified Origins

LIGHTHOUSE POINT, Fla., April 23, 2025 /PRNewswire/ -- J.R. Dunn Jewelers proudly unveils Single Source™, a groundbreaking collection of natural diamonds backed by blockchain technology—delivering full transparency, ethical sourcing, and a digital origin story for every stone. Each Single...