5 Carat Old Mine Marquise Blue Color Lab Grown Diamonds

Deep blue through vintage blunted-tip elongation. Contemplative depth at 5 carats.

Yes, Do Amore offers 5 carat blue old mine marquise lab grown diamonds, all grown, cut, and polished using renewable energy (solar and hydro power). Every lab diamond comes with certification from the 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.

A 5 carat blue old mine marquise lab diamond pairs well with vintage-inspired east-west settings, ornate prong designs, and antique halo settings. At 5 carats, the stone makes a bold statement, so a simpler setting lets it shine. The blue hue is extremely rare and highly prized, adding collectible appeal. Requires v-prongs to protect the pointed ends while preserving the antique aesthetic. All Do Amore rings include free lifetime maintenance.

Lab growing allows more consistent blue coloring than nature. At 5 carats, the larger stone displays the blue hue with greater depth and saturation. The old mine marquise cut's antique brilliant faceting in a marquise silhouette create broad windows of rich color concentration. Lab creation technology produces consistent blue tones that are extremely rare and highly prized in nature.