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Cushion|Lab Grown|IGI

3.09ct E VVS2 Cushion Lab Grown Diamond

EX • E/VVS2 • IGI LG825687390

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG825687390

Diamond specifications and retailer prices

From $766 AUD
$538 USD
As of October 27, 2026
Save $8,985 AUD (92%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $9,750 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.09ct lab-grown cushion diamond

This 3.09ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG825687390 or 825687390. Listed at 20 retailers as of October 27, 2026, with prices from $766 to $9,750, a $8,985 spread on the same certified stone. Brilliant Earth lists it at $9,750. 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

3.09
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle31.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825687390
Dimensions9.63 × 7.37 × 4.88 mm
L/W Ratio1.31
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.63 mm7.37 mm3.09 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825687390
Side View
Table 65.0%Crown 33.9°Girdle: MED-THKPavilion 31.2°Culet: NoneDepth 66.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $9,750 AUD|Low: $749 AUD|High: $9,750 AUD|Avg: $2,405 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
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Retailer 19
Retailer 20
October 30, 2026
Retailer 11$766 AUD
Retailer 6$929 AUD
Retailer 15$947 AUD
Retailer 17$1,018 AUD
Retailer 14$1,245 AUD
Retailer 7$1,321 AUD
Retailer 16$1,400 AUD
Retailer 3$1,804 AUD
Retailer 20$1,824 AUD
Retailer 5$1,970 AUD
Retailer 19$2,025 AUD
Retailer 2$2,690 AUD
Retailer 10$2,767 AUD
Retailer 8$2,973 AUD
Retailer 18$3,118 AUD
Retailer 9$3,174 AUD
Retailer 12$3,359 AUD
Retailer 13$3,697 AUD
Retailer 4$4,263 AUD
Brilliant Earth$9,750 AUD

31 data points across 20 retailers

20 retailers$766 AUD to $9,750 AUD

A
Cheapest Retailer
-
$766 AUD
$538 USD
Final sale: no returns
A
Retailer 2
-
$929 AUD
HK$5,100 HKD
View
A
Retailer 3
-
$947 AUD
£524 GBP
View
A
Retailer 4
-
$1,018 AUD
$715 USD
View
A
Retailer 5
-
$1,245 AUD
€833 EUR
View
A
Retailer 6
-
$1,321 AUD
$928 USD
View
A
Retailer 7
-
$1,400 AUD
£774 GBP
View
Retailer 8
-
$1,804 AUD
View
Price last confirmed 10 days ago
A
Retailer 9
-
$1,824 AUD
ZAR 20,707 ZAR
View
A
Retailer 10
-
$1,970 AUD
$1,384 USD
View
A
Retailer 11
-
$2,025 AUD
$1,423 USD
View
A
Retailer 12
-
$2,690 AUD
SGD 2,554 SGD
View
A
Retailer 13
-
$2,767 AUD
$1,944 USD
View
B+
Retailer 14
-
$2,973 AUD
$2,089 USD
View
B+
Retailer 15
-
$3,118 AUD
£1,725 GBP
View
B+
Retailer 16
-
$3,174 AUD
$2,230 USD
View
Retailer 17
-
$3,359 AUD
View
Price last confirmed 22 days ago
B+
Retailer 18
-
$3,697 AUD
$2,597 USD
View
Retailer 19
-
$4,263 AUD
$2,995 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
20891777A · Oct 29
$9,750 AUD
$6,850 USD
View
19 more retailers have this diamond
Prices start from $766 AUDSave up to $8,985 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
3.09ct Cushion
$766 AUD