Old Mine Marquise Blue Color Lab Grown Diamonds

An old mine marquise blue pairs rare blue with antique chunky faceting in a dramatic elongated vintage shape. The larger facets produce broad flashes of blue with old-world depth. Both pointed tips frame the cool color with vintage angular drama.

White gold creates cool vintage elegance. Yellow gold deepens the blue with antique character. V-prongs protect both tips. The elongated vintage silhouette looks striking in any orientation.

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

A old mine marquise the elongated shape provides excellent finger coverage with historic charm. The blue hue is extremely rare and highly prized, adding collectible appeal. The old mine marquise cut's vintage marquise shape with antique cutting character and warm light performance creates a distinctive profile on the hand.