4 Carat Old Mine Marquise Medium Fluorescence Lab Grown Diamonds

Moderate UV glow. Vintage faceting provides some diffusion. Most stones look clean at 4 carats. Verification recommended.

For most stones, yes. Vintage faceting is slightly forgiving. Confirming adds confidence.

Yes, Do Amore offers 4 carat medium fluorescence 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 4 carat old mine marquise the elongated shape provides excellent finger coverage with historic charm. The old mine marquise cut's vintage marquise shape with antique cutting character and warm light performance gives it strong finger presence. With medium fluorescence, noticeable blue glow under UV light, rarely visible in natural daylight. 4 carat old mine marquise lab diamonds are very significantly above the average lab diamond size in the USA and look amazing if going for a large diamond look.