1 Carat Round Cut Blue Lab Grown Diamonds

A 1 carat round blue lab grown diamond is distinctive because it pairs the world's most popular and brilliant diamond shape with one of nature's rarest diamond colors. At 6.5mm, the round brilliant's optimized faceting fills the blue stone with maximum sparkle, making the blue appear vivid and dynamic. The classic round silhouette ensures the blue color is presented in the most universally flattering, timeless format.

Yes, a 1 carat round blue lab grown diamond is identically durable to a colorless diamond. Both have a 10.0 Mohs hardness rating and the same crystal structure. The boron atoms that produce the blue color have no effect on toughness or scratch resistance. The round shape has no vulnerable corners, making it one of the most durable shape-color combinations for everyday engagement ring wear.

White gold and platinum complement a 1 carat round blue lab made diamond with a cohesive cool aesthetic. Yellow gold creates a warm-cool contrast that makes the blue appear more saturated. The round brilliant's classic shape pairs seamlessly with every metal tone, so the choice depends on whether you prefer cool harmony (white metals) or striking contrast (yellow gold). Rose gold offers a unique, modern pairing.

Do Amore's 1 carat round blue lab grown diamonds are grown, cut, and polished using renewable energy (solar and hydro power). All lab diamonds are 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, plus a 60-day return policy.