4.51 Carat Elongated Cushion, Old Mine Cut, Lab Grown Diamond, Fancy Brown, VS1 Clarity, Non-Certified.

4.51 Carats of Warmth. Old Mine Character.

Rich brown color meets vintage-inspired charm in this 4.51 carat elongated cushion old mine cut lab-grown diamond. Its softened outline and old mine cut character bring a romantic feel to a stone with substantial presence. Listed as Fancy Brown with VS1 clarity, it is a distinctive starting point for a custom design that puts warmth and individuality at the center.

The Specifications

• Carat Weight: 4.51 Carats
• Shape: Elongated Cushion, Old Mine Cut. An elongated cushion silhouette paired with vintage-style faceting.
• Color: Fancy Brown, as listed. A warm brown color description that makes color a defining feature of this stone.
• Clarity: VS1, as listed. Very Slightly Included, first degree.
• Certification: Non-Certified. The listed color and clarity have not been verified by an independent gemological grading report.
• Origin: Lab-Grown

The Old Mine Cut: A Vintage Point of View

The appeal of an old mine cut is its character. Rather than the uniform look of a contemporary cushion brilliant, this cut style is associated with broader facets and a more antique-inspired play of light. Paired with an elongated cushion outline, it offers a balance of soft curves and length. At 4.51 carats, this diamond can anchor a design that feels romantic without being understated.

Fancy Brown: Let Warmth Lead

Brown is the focal point of this diamond's palette, not a detail to hide. Its warm color opens the door to rich metal pairings and thoughtful contrasts, whether your style leans toward a simple solitaire or a detailed vintage-inspired setting. For a design with personality, let the center stone's color set the direction.

A Note on Certification

This diamond is non-certified and does not have an independent gemological grading report. Fancy Brown and VS1 are the listed color and clarity descriptions, not independently certified grades. Please contact us with questions about the stone's characteristics or to discuss independent assessment before purchase.

Setting Recommendations

Yellow gold or rose gold would complement the diamond's warm brown palette, while white gold or platinum would offer a cooler contrast. A clean solitaire would keep the focus on the center stone; a vintage-inspired band or white diamond side stones could add detail around its elongated silhouette. An east-west orientation is another option for a more contemporary design. Contact us to discuss a custom setting built around this diamond.

Perfect For

• A custom engagement ring with warm color and vintage-inspired character
• A statement ring or pendant centered on a substantial elongated cushion diamond
• A buyer drawn to old mine cuts and a distinctive alternative to colorless diamonds

4.51 carats, an elongated cushion silhouette, and old mine cut character in warm Fancy Brown. Contact us with questions or to explore custom setting options.