National Diamond Outlet is your online source for engagement rings, wedding rings, wedding jewelry, custom jewelry and fashion jewelry created with diamonds, rubies, sapphires, emeralds, and pearls.After 30 years in the jewelry business, we're using our connections for your benefit; we buy our diamonds directly from cutters, minimizing the need to have middlemen (which normally results in added costs) to ensure we're giving you quality products without exuberant price tags.