3 Carat Dutch Marquise Blue Color Lab Grown Diamonds

A 3 carat blue Dutch marquise has deep blue across a vintage elongated shape with rounded tips. At 3 carats, the broader facets create rich, saturated blue flashes with antique character and romantic elongation.

The broader vintage facets create deep blue flashes across the rounded-tip elongated body. At 3 carats, the blue sweeps dramatically across the finger with contemplative depth unique to vintage cuts.

Yes, Do Amore offers 3 carat blue Dutch 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 3 carat blue dutch marquise lab diamond looks best in east-west settings, vintage-inspired prong designs, and ornate solitaire mounts. At 3 carats, the stone has significant presence, so a simpler setting lets the diamond take center stage. The blue hue is extremely rare and highly prized, adding collectible appeal. The softer points are less fragile than standard marquise cuts but still benefit from v-prongs. All Do Amore rings include free lifetime maintenance covering inspections, polishing, cleaning, stone tightening, rhodium plating, and resizing.