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Oval|Lab Grown|IGI

6.65ct E VS2 Oval Lab Grown Diamond

EX • E/VS2 • IGI LG846660539

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG846660539

Diamond specifications and retailer prices

From $1,432 AUD
$1,006 USD
As of October 28, 2026
Save $16,944 AUD (92%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $18,376 AUD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 6.65ct lab-grown oval diamond

This 6.65ct lab-grown oval sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846660539 or 846660539. Listed at 3 retailers as of October 28, 2026, with prices from $1,432 to $18,376, a $16,944 spread on the same certified stone. Brilliant Earth lists it at $18,376. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.65
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846660539
Dimensions15.22 × 10.48 × 6.58 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.22 mm10.48 mm6.65 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846660539
Side View
Table 62.0%Crown 36.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $18,376 AUD|Low: $1,432 AUD|High: $18,376 AUD|Avg: $9,675 AUD
Brilliant Earth
Retailer 2
Retailer 3
October 28, 2026
Retailer 2$1,432 AUD
Retailer 3$2,295 AUD
Brilliant Earth$18,376 AUD

6 data points across 3 retailers

3 retailers$1,432 AUD to $18,376 AUD

A
Cheapest Retailer
-
$1,432 AUD
$1,006 USD
Final sale: no returns
A
Retailer 2
-
$2,295 AUD
£1,270 GBP
View
Most Expensive
B
Brilliant Earth
22226909A · Oct 28
$18,376 AUD
$12,910 USD
View
2 more retailers have this diamond
Prices start from $1,432 AUDSave up to $16,944 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
6.65ct Oval
$1,432 AUD