1 Carat Old Mine Marquise Diamonds

The old mine marquise cut features antique brilliant faceting in a marquise silhouette, creating a vintage marquise shape with antique cutting character and warm light performance. 1 carat natural diamonds are a great starting point and have been the average diamond size for natural diamonds for many decades. The old mine marquise the elongated shape provides excellent finger coverage with historic charm.

Prioritize cut quality above all other factors. The old mine marquise cut's antique brilliant faceting hides inclusions well, so VS2 clarity is typically eye-clean and offers excellent value. This shape shows color more readily, so G or higher color is recommended for white metal settings. Requires v-prongs to protect the pointed ends while preserving the antique aesthetic.

Yes, Do Amore carries 1 carat old mine marquise natural diamonds, ethically sourced from Canada, recycled origins, or blockchain-verified conflict-free supply chains. Every diamond is certified by GIA, IGI, or GCAL. Every purchase provides clean water access to one person in need. All rings include free lifetime maintenance covering inspections, polishing, cleaning, stone tightening, rhodium plating, and resizing.

A 1 carat old mine marquise diamond looks best in vintage-inspired east-west settings, ornate prong designs, and antique halo settings. At 1 carat, the stone has good presence in both minimalist and detailed designs. Requires v-prongs to protect the pointed ends while preserving the antique aesthetic. All Do Amore rings include free lifetime maintenance.