A marquise cut lab grown diamond is admired for its dramatic silhouette, exceptional brilliance, and regal elegance. With its elongated shape and pointed ends, the marquise cut creates remarkable finger coverage while offering a distinctive alternative to more traditional diamond shapes.
At Her Crown, we believe every diamond should celebrate a woman’s journey of becoming. A marquise cut diamond reflects confidence, individuality, and timeless sophistication, making it an extraordinary choice for engagement rings and personal milestones.
What Is a Marquise Cut Lab Grown Diamond?
A marquise cut lab grown diamond is a real diamond created using advanced technology that replicates the natural diamond-growing process. It has the same chemical composition, crystal structure, hardness, and optical properties as a mined diamond.
Its defining feature is an elongated body with two pointed ends and brilliant-cut facets, creating exceptional sparkle while giving the illusion of a larger diamond.
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Why Choose a Marquise Cut Lab Grown Diamond?
The marquise cut offers a combination of beauty and practicality that few other shapes can match.
It is valued for:
- Exceptional finger coverage.
- Brilliant sparkle and fire.
- An elongated silhouette that flatters the hand.
- A distinctive, elegant appearance.
- Excellent visual size for its carat weight.
These qualities make it a popular choice for those seeking a ring that feels both timeless and unique.
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The History of the Marquise Cut
The marquise cut dates back to 18th-century France and is said to have been commissioned by King Louis XV, who wanted a diamond shape inspired by the smile of the Marquise de Pompadour.
Its royal origins have contributed to its enduring reputation for elegance and sophistication.
Today, the marquise cut combines this rich heritage with modern craftsmanship and contemporary style.
Understanding the Bow Tie Effect
Like other elongated brilliant-cut diamonds, marquise diamonds may display a bow tie effect—a darker area across the centre caused by light obstruction.
A well-cut marquise diamond should show only a subtle bow tie while maintaining outstanding brilliance across the entire stone.
At Her Crown, we carefully select diamonds with balanced proportions and exceptional light performance.
The Ideal Marquise Diamond Ratio
Length-to-width ratio has a significant impact on the appearance of a marquise diamond.
Popular proportions include:
- 1.75–2.00: Balanced and timeless.
- 2.00–2.15: Elegant and elongated.
- Above 2.15: Dramatic, slender silhouette.
The ideal ratio depends on your personal style and desired ring design.
The Four Cs for Marquise Diamonds
Cut
Superior cut quality maximises brilliance while reducing the appearance of the bow tie effect.
Colour
Because colour can sometimes be more visible near the pointed tips, many buyers prefer D to F colour grades for a bright, colourless appearance.
Clarity
The brilliant facet arrangement helps disguise many inclusions, making VS and VVS clarity grades excellent choices.
Carat
Marquise diamonds often appear larger than many other shapes of the same carat weight due to their elongated outline.

Best Ring Settings for Marquise Diamonds
Marquise diamonds pair beautifully with:
- Solitaire settings.
- Halo settings.
- Pavé bands.
- Three-stone designs.
- Vintage-inspired settings.
Marquise Cut vs Other Diamond Shapes
Marquise vs Oval
Both shapes elongate the finger, but the marquise cut creates a more dramatic silhouette with pointed ends, while the oval offers softer curves.
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Marquise vs Pear
Pear diamonds feature one rounded end and one pointed tip, whereas marquise diamonds have two symmetrical points for a more balanced appearance.
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Marquise vs Round
Round diamonds maximise brilliance, while marquise diamonds provide greater visual size and a distinctive, elegant outline.
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Why Choose Her Crown?
Every Her Crown ring is handcrafted in premium 14k or 18k gold and features carefully selected IGI-certified lab grown diamonds chosen for exceptional brilliance, proportions, and craftsmanship.
Through our bespoke design process, every ring is created to celebrate your individuality and life’s most meaningful milestones.

Frequently Asked Questions
Are marquise cut lab grown diamonds real diamonds?
Yes. They are chemically, physically, and optically identical to mined diamonds.
Do marquise diamonds sparkle?
Yes. Their brilliant-cut facets create exceptional brilliance and fire.
Are marquise diamonds suitable for everyday wear?
Yes. With protective V-prongs on both pointed ends and expert craftsmanship, marquise diamonds are an excellent choice for daily wear.
Why do marquise diamonds look larger?
Their elongated outline creates greater face-up surface area, making them appear larger than many other diamond shapes of the same carat weight.

Celebrate Your Becoming
A diamond should celebrate your individuality and every milestone along your journey.
Whether you are marking an engagement, a promotion, or a personal achievement, discover Her Crown’s collection of marquise cut lab grown diamond rings or create a bespoke design crafted exclusively to tell your story.
Discover Her Crown’s collection of marquise lab grown diamond rings