1 Carat Old Mine Marquise Blue Color Lab Grown Diamonds

Rare blue through antique facets in the dramatic elongated vintage shape. Broad flashes of blue with old-world depth. Both pointed tips frame the cool color with angular vintage drama. A striking combination of rare color and antique character.

White gold creates cool vintage elegance. Yellow gold deepens blue with antique character. V-prongs protect both tips.

Yes, fully durable. 10.0 Mohs. Both tips need V-prong protection. The vintage cut handles daily wear well.

Lab growing allows more consistent blue coloring than nature. At 1 carats, the larger stone allows the blue hue to display with greater depth and saturation than in smaller stones. The old mine marquise cut's antique brilliant faceting in a marquise silhouette create broad windows of concentrated color. Natural blue diamonds are extremely rare and highly prized, making them highly collectible.