An oval cut lab grown diamond is admired for its graceful proportions, exceptional brilliance, and timeless elegance. Combining the sparkle of a round brilliant diamond with an elongated silhouette, the oval cut has become one of the most sought-after choices for engagement rings and milestone jewellery.
At Her Crown, we believe every diamond should celebrate a woman’s journey of becoming. An oval diamond offers more than beautiful sparkle—it represents confidence, individuality, and enduring sophistication.
What Is an Oval Cut Lab Grown Diamond?
An oval 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 brilliance as a mined diamond.
The defining feature of the oval cut is its elongated, symmetrical outline with brilliant-cut facets. This combination creates exceptional sparkle while giving the illusion of a larger diamond compared with many other shapes of the same carat weight.
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Why Choose an Oval Cut Lab Grown Diamond?
Oval diamonds continue to grow in popularity because they offer a beautiful balance between classic and contemporary design.
Many buyers choose an oval cut because it:
- Delivers exceptional brilliance.
- Creates an elongated, elegant appearance on the finger.
- Often appears larger than a round diamond of the same carat weight.
- Pairs beautifully with both minimalist and intricate ring settings.
- Offers timeless style that transcends changing trends.
Whether chosen for an engagement ring or a personal milestone, the oval cut remains an elegant and versatile option.
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The History of the Oval Cut Diamond
Although inspired by the traditional round brilliant cut, the modern oval diamond was refined during the mid-20th century to maximise brilliance while introducing a more elongated silhouette.
Today, it is one of the most recognised fancy diamond shapes, appreciated for its refined proportions and contemporary elegance.
Understanding the Bow Tie Effect
Like several elongated diamond shapes, oval diamonds may display a bow tie effect—a darker area across the centre of the diamond caused by light obstruction.
A well-cut oval diamond should show only a minimal bow tie while maintaining excellent light return.
At Her Crown, every oval lab grown diamond is carefully selected for balanced proportions and outstanding brilliance.
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The Ideal Oval Diamond Ratio
The length-to-width ratio influences the overall appearance of an oval diamond.
Common preferences include:
- 1.30–1.40: Soft, balanced proportions.
- 1.40–1.50: Elegant, classic oval shape.
- 1.50–1.60: Longer, more slender appearance.
There is no single perfect ratio—the ideal choice depends on personal style and finger shape.

The Four Cs for Oval Diamonds
Cut
Cut determines how effectively the diamond reflects light. Superior cutting minimises the bow tie effect and maximises brilliance.
Colour
Because oval diamonds can reveal colour slightly more than round diamonds, many buyers prefer colour grades from D to F for a bright, icy appearance.
Clarity
The brilliant facet pattern helps disguise many inclusions, making VS and VVS clarity grades excellent choices for luxury jewellery.
Carat
Oval diamonds often appear larger than round diamonds of the same weight due to their elongated surface area, making them an excellent choice for those seeking impressive visual presence.
Best Ring Settings for Oval Cut Diamonds
Oval diamonds complement a wide variety of settings, including:
- Solitaire
- Halo
- Pavé band
- Three-stone design
Each setting highlights the elegant outline of the oval while allowing the diamond to remain the centre of attention.
Oval Cut vs Other Diamond Shapes
Oval vs Round
Round diamonds deliver the greatest brilliance, while oval diamonds offer comparable sparkle with a larger visual appearance and elongated elegance.
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Oval vs Pear
Pear diamonds feature a distinctive pointed tip that creates a unique silhouette, while oval diamonds provide greater symmetry and versatility.
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Oval vs Emerald
Emerald cuts emphasise clarity and step-cut reflections, whereas oval diamonds focus on brilliant sparkle and soft curves.
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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.
Our bespoke process allows you to personalise every detail, ensuring your ring reflects your unique story, style, and milestones.
Rather than following trends, we create timeless jewellery designed to be treasured for generations.
Frequently Asked Questions
Are oval cut lab grown diamonds real diamonds?
Yes. They are chemically, physically, and optically identical to mined diamonds.
Do oval diamonds sparkle as much as round diamonds?
Oval diamonds offer exceptional brilliance, although round brilliant diamonds remain the brightest-cut diamond shape.
Are oval diamonds suitable for everyday wear?
Yes. Their smooth outline and durable design make them an excellent choice for daily wear.
Why are oval diamonds so popular?
Oval diamonds combine timeless elegance, excellent brilliance, flattering proportions, and impressive finger coverage, making them one of today’s most desirable diamond shapes.

Celebrate Your Becoming
A diamond should celebrate every chapter of your life.
Whether you are marking an engagement, a personal achievement, or simply investing in yourself, discover Her Crown’s collection of oval cut lab grown diamond rings or create a bespoke piece designed exclusively for your journey.
Discover Her Crown’s collection of oval lab grown diamond rings