Corona Jewellery Company is one of Canada's premier and best-known jewellery manufacturers. They offer a full range of gold and platinum rings, necklaces, bracelets, earrings and pendants, set with diamonds and other precious stones, including ruby, sapphire and emerald. Corona has built its reputation on four pillars of strength: Style, Quality, Innovation and Price. Diamond Evolution by Corona Jewellery Company is a lab-grown diamond line, featuring fine jewellery set with lab-grown diamonds.