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#1 Trending Bridal Shape • Elongated Silhouette

Oval Cut Lab Diamonds.
Flattering Elegance Direct to USA.

The oval cut lab grown diamond combines the fiery brilliance of a round diamond with an elongated contour that visually lengthens the finger and looks up to 15% larger per carat. Master cut in Surat with proprietary bowtie-minimizing facet algorithms and 100% IGI & GIA certified CVD diamonds at direct factory prices.

View Carat Price Guide
IGI & GIA Graded Minimal Bowtie Faceting Insured USA Doorstep Delivery
Oval Lab Grown Diamond Ring
1.35 – 1.45 Ratio
Ideal Elongation
Facet Structure
57 – 58 Facets
Length-to-Width Ratio
1.33 – 1.45 (Optimal)
Table %
53.0% – 63.0%
Depth %
58.0% – 62.8%
✦ Direct Factory Value ✦

Oval Lab Diamond Price by Carat

Compare Surat factory direct wholesale prices for certified IGI & GIA Oval Cut CVD diamonds against standard US retail jewelry stores.

1.50 CARAT

1.50ct Oval Diamond

Flattering, graceful finger coverage in delicate solitaire and hidden halo engagement rings.

Surat Factory Price: $550 – $780 USD
US Retail Store: $2,400 – $3,200
Mined Oval Diamond: $8,500+
#1 BRIDAL
2.50 CARAT

2.50ct Oval Diamond

The premier choice for celebrity-style engagement rings with maximum surface spread and fire.

Surat Factory Price: $950 – $1,350 USD
US Retail Store: $4,800 – $6,500
Mined Oval Diamond: $22,000+
3.50+ CARAT

3.50ct+ Oval Diamond

Breathtaking large elongated solitaire with radiant scintillation across the entire pavilion.

Surat Factory Price: $1,500 – $2,300 USD
US Retail Store: $8,500 – $12,000
Mined Oval Diamond: $45,000+
Searching for a Specific Length-to-Width Ratio in Oval Cut?

Whether you desire a chubby 1.30 ratio or a slender 1.50 elongated silhouette, we cut to custom proportions. Contact our gemologists for 360° ASET light performance scans and IGI certificates.

✦ Master Gemological Craftsmanship ✦

How We Minimize the Oval Bow-Tie Effect

Every oval cut diamond naturally reflects a degree of shadow across its central facets due to how light enters its elongated geometry—this is commonly known as the bow-tie effect. In poorly cut stones, this manifests as a distracting dark band that obstructs light return.

In our Surat diamond cutting atelier, we employ proprietary 3D Sarine ray-tracing algorithms and optimized pavilion depth angles (58% to 62.8%). By calibrating facet symmetry with mathematical precision, our master cutters disperse light evenly across the entire table, reducing the bow-tie to a subtle, lively scintillation pattern that enhances brilliance rather than detracting from it.

Optimized Pavilion Angles

Eliminates dark light leakage zones across the center girdle.

15% Greater Surface Spread

Looks visibly larger per carat than an equivalent round brilliant diamond.

Oval Cut Ratio Buying Guide

1.30 – 1.35 Ratio (Classic & Full)

Slightly wider, fuller rounded curves suitable for vintage halo and bezel settings.

1.36 – 1.45 Ratio (Sweet Spot Bridal)

The industry's most sought-after proportion: optimal finger lengthening without narrowing the ends.

1.46 – 1.55 Ratio (Slender & Elongated)

Dramatic modern silhouette creating an ultra-slender aesthetic on delicate bands.

Speak with an Oval Diamond Specialist
✦ Handcrafted Fine Bridal ✦

Popular Oval Engagement Ring Styles

The oval lab grown diamond has become the #1 engagement ring choice among modern brides. Our Surat jewelers handcraft custom mountings tailored to your exact diamond dimensions in Solid Platinum 950, 14K/18K Yellow Gold, White Gold, and Rose Gold.

Hidden Halo Solitaire
Dainty whisper-thin band with pavé micro-diamonds tucked beneath the oval center stone.
East-West Setting
Horizontally mounted oval diamond on a contemporary minimalist band for unique flair.
Three-Stone with Pears
Center oval diamond flanked by graceful pear or tapered baguette side diamonds.
Six-Prong Security
Six delicate claw prongs ensuring structural security and flawless symmetry for larger carats.
Custom Oval Lab Diamond Engagement Ring
✦ Buyer Education ✦

Frequently Asked Questions

Expert answers regarding certified oval cut lab grown diamonds.

Yes. Due to its elongated shape and shallower depth distribution, an oval cut diamond has an approximately 10% to 15% larger face-up surface area than a round brilliant of the exact same carat weight. For example, a 2.00ct round diamond measures ~8.1mm, while a 2.00ct oval diamond measures ~10.2 × 7.2mm, giving substantially greater finger presence.

The industry sweet spot is **1.35 to 1.45**. A ratio in this range delivers the classic elongated contour that flatters the finger while maintaining balanced curved lobes. Ratios below 1.30 look wider and rounder, while ratios above 1.50 look slender and skinny.

Because of oval facet geometry, every oval diamond displays some degree of central light shadow. However, master cutting makes a profound difference: poorly cut diamonds feature dark, black, lifeless bowties, whereas our precision-cut Surat stones exhibit a minimal, subtle bowtie that returns bright fiery scintillation.

For optimal value and beauty, we recommend **E or F Color** with **VS1 or VS2 Clarity**. Oval cuts mask microscopic inclusions very well due to their modified brilliant facet arrangement, making VS clarity 100% eye-clean while saving significant money over VVS or Flawless grades.

Direct from our Surat factory, a certified 1.50ct oval diamond costs $550 – $780 USD, a 2.50ct oval costs $950 – $1,350 USD, and a 3.50ct+ oval costs $1,500 – $2,300 USD. This represents savings of 65% to 75% compared to US retail jewelers.
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