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Cushion|Lab Grown|IGI

6.49ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG845657120

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG845657120

Diamond specifications and retailer prices

From $1,521 AUD
$1,070 USD
As of October 28, 2026
Save $15,385 AUD (91%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $16,906 AUD at Brilliant Earth · As of October 23, 2026
View at Brilliant Earth

About this 6.49ct lab-grown cushion diamond

This 6.49ct lab-grown cushion 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 LG845657120 or 845657120. Listed at 3 retailers as of October 23, 2026, with prices from $1,521 to $16,906, a $15,385 spread on the same certified stone. Brilliant Earth lists it at $16,906. 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

6.49
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845657120
Dimensions12.91 × 9.73 × 6.57 mm
L/W Ratio1.33
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.91 mm9.73 mm6.49 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845657120
Side View
Table 57.0%Crown 34.5°Girdle: MED-THKPavilion 35.5°Culet: NoneDepth 67.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $16,906 AUD|Low: $1,521 AUD|High: $16,906 AUD|Avg: $8,681 AUD
Brilliant Earth
Retailer 2
Retailer 3
October 24, 2026
Retailer 3$1,521 AUD
Retailer 2$2,499 AUD
Brilliant Earth$16,906 AUD

7 data points across 3 retailers

3 retailers$1,521 AUD to $16,906 AUD

A
Cheapest Retailer
-
$1,521 AUD
$1,070 USD
Final sale: no returns
A
Retailer 2
-
$2,499 AUD
£1,384 GBP
View
Most Expensive
B
Brilliant Earth
22150174A · Oct 23
$16,906 AUD
$11,890 USD
View
2 more retailers have this diamond
Prices start from $1,521 AUDSave up to $15,385 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
6.49ct Cushion
$1,521 AUD