1 Carat Old Euro Blue Color Diamonds

Deep blue through vintage circular faceting at 1 carat. Exceptionally rare.

Among the world's most precious gemstones.

Yes, Do Amore offers natural diamonds matching these size, shape, and color preferences, ethically sourced from Canada, recycled origins, or blockchain-verified conflict-free supply chains. Every diamond is certified by GIA, IGI, or GCAL. Every purchase funds clean water access for one person in need. All rings include free lifetime maintenance covering inspections, polishing, cleaning, stone tightening, rhodium plating, and resizing.

Blue natural diamonds are extremely rare and highly prized. white gold or platinum enhances the cool blue tones. For a 1 carat old euro cut, consider a setting that allows maximum light entry to intensify the blue saturation. Simple solitaire or minimalist settings keep the focus on the rare color.