Premium Wholesale Oval Cut Lab Grown Diamonds

Looking for premium oval lab grown diamonds? We manufacture and wholesale loose oval diamonds with minimized bow-tie effect and ideal length-to-width ratios.

Premium Wholesale Oval Cut Lab Grown Diamonds

Why Source Princess Cut Lab Diamonds from Us?

Minimized Bow-Tie Effect

Every diamond batch is screened through strict optical criteria to prevent prominent dark shadows in the center.

Excellent Optical Symmetry

Guarantees uniform reflection across both axes, presenting a stunning visual canvas for statement rings.

No Blue No Milk

Our technological control guarantees no blue nuance or milky appearance in our D-F colorless ranges.

Certified

All our oval cut lab grown diamonds come with reputable IGI or GIA certifications, ensuring transparency and trust for your business.

Oval Cut Diamond Size & Weight Comparison Table

Carat WeightAverage Dimensions (mm)Length-to-Width RatioTable %Depth %
0.50 – 0.99 ct6.0 x 4.0 – 7.0 x 5.01.30 – 1.4553% – 63%58% – 64%
1.00 – 1.49 ct7.7 x 5.7 – 8.5 x 6.01.30 – 1.4553% – 63%58% – 64%
1.50 – 1.99 ct8.7 x 6.2 – 9.3 x 6.61.30 – 1.4553% – 63%58% – 64%
2.00 – 2.99 ct9.5 x 6.8 – 10.5 x 7.51.30 – 1.4553% – 63%58% – 64%
3.00 – 4.99 ct11.0 x 7.8 – 12.5 x 8.81.30 – 1.4553% – 63%58% – 64%
5.00+ ct13.0 x 9.0+1.30 – 1.4553% – 63%58% – 64%
FAQ

FAQ About Premium Wholesale Oval Cut Lab Grown Diamonds

How does your factory minimize the "bow-tie effect" in wholesale oval lab diamonds?

The bow-tie shadow is an inherent challenge in elongated shapes. Our cutting facility uses customized facet angles and precise depth ratios to diffuse light evenly across the center, drastically minimizing the dark bow-tie effect.

Why are your princess cut lab diamonds ideal for eternity bands and channel settings?

Princess cuts require absolute dimensional precision for seamless side-by-side setting. We provide calibrated, straight-edged wholesale parcels that eliminate gaps, reducing labor costs for your manufacturing workshop.

What length-to-width ratios are available in your oval cut diamond inventory?

We cater to all design trends by stocking a versatile range of oval ratios: 1.30–1.35 for a classic, plumper look; 1.40–1.45 for the highly requested elongated, finger-flattering profile.

Are oval lab diamonds currently high in demand for international B2B buyers?

Yes, oval cuts have consistently ranked as a top-3 best-selling shape for engagement rings globally. We have expanded our monthly manufacturing capacity to ensure a reliable supply for our B2B partners.

Can we order matched oval layout sets for three-stone ring designs?

Yes, we frequently assemble custom layouts. We can provide a larger center oval flanked by two smaller, identically proportioned side ovals or epaulettes to save your design team sorting time.

What are the main clarity grades available for your loose oval diamonds?

Our oval inventory spans from IF down to SI1.

Do you supply oval lab-grown diamonds with Excellent polish and symmetry?

Yes, the overwhelming majority of our certified oval shapes achieve an Excellent (EX) grade in both Polish and Symmetry, ensuring peak brilliance.

Do your oval lab diamonds suffer from milky or cloudy structures?

Never. We strictly source our rough from high-quality CVD or HPHT growth runs with no structural graining, ensuring every oval polished by our factory possesses crystal-clear transparency.

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