3 Carat Old Mine Marquise Green Color Lab Grown Diamonds

Lush green across a vintage elongated shape. Broader facets create deep, forest-toned flashes. At 3 carats, emerald-rivaling color with antique marquise character.

Distinctive alternative with diamond durability in a vintage elongated shape. The blunted tips and broader faceting create a warmer green than modern cuts.

Yes, Do Amore offers 3 carat green 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.

Green lab diamonds are exceptionally rare in nature, available through lab creation. white gold or platinum creates striking contrast with the green hue. For a 3 carat old mine marquise cut, consider a setting that allows maximum light entry to intensify the green saturation. Simple solitaire or minimalist settings work well because they keep the focus on the rare color rather than competing design elements.