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Cushion|Lab Grown|IGI

2.09ct G VVS2 Cushion Lab Grown Diamond

ID • G/VVS2 • IGI LG578311020

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG578311020

Diamond specifications and retailer prices

From $678 AUD
$476 USD
As of October 28, 2026
Save $2,668 AUD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,345 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.09ct lab-grown cushion diamond

This 2.09ct lab-grown cushion sits in the two to three carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG578311020 or 578311020. Listed at 15 retailers as of October 28, 2026, with prices from $678 to $3,345, a $2,668 spread on the same certified stone. Brilliant Earth lists it at $3,345. 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

2.09
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578311020
Dimensions8.76 × 6.59 × 4.40 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.76 mm6.59 mm2.09 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578311020
Side View
Table 57.0%Crown 33.8°Girdle: MED-STKPavilion 36.6°Culet: NoneDepth 66.8%

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 28
Current: $3,345 AUD|Low: $602 AUD|High: $3,445 AUD|Avg: $1,733 AUD|-2.9%
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
October 30, 2026
Retailer 4$678 AUD
Retailer 11$752 AUD
Retailer 14$1,079 AUD
Retailer 10$1,082 AUD
Retailer 3$1,126 AUD
Retailer 13$1,183 AUD
Retailer 2$1,238 AUD
Retailer 7$1,668 AUD
Retailer 8$1,812 AUD
Retailer 12$2,191 AUD
Retailer 6$2,461 AUD
Retailer 5$2,724 AUD
Retailer 9$2,773 AUD
Brilliant Earth$3,345 AUD

41 data points across 14 retailers

15 retailers$678 AUD to $3,345 AUD

A
Cheapest Retailer
-
$678 AUD
$476 USD
Final sale: no returns
A
Retailer 2
-
$752 AUD
$528 USD
View
A
Retailer 3
-
$1,079 AUD
$758 USD
View
A
Retailer 4
-
$1,082 AUD
$760 USD
View
A
Retailer 5
-
$1,126 AUD
$791 USD
View
A
Retailer 6
-
$1,183 AUD
$831 USD
View
A
Retailer 7
-
$1,238 AUD
£685 GBP
View
B+
Retailer 8
-
$1,668 AUD
View
B+
Retailer 9
-
$1,812 AUD
ZAR 20,559 ZAR
View
B+
Retailer 10
-
$2,168 AUD
HK$11,900 HKD
View
B+
Retailer 11
-
$2,191 AUD
£1,212 GBP
View
B
Retailer 12
-
$2,461 AUD
$1,729 USD
View
B
Retailer 13
-
$2,724 AUD
$1,913 USD
View
B
Retailer 14
-
$2,773 AUD
£1,534 GBP
View
Most Expensive
B
Brilliant Earth
17969683A · Oct 29
$3,345 AUD
$2,350 USD
View
14 more retailers have this diamond
Prices start from $678 AUDSave up to $2,668 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
2.09ct Cushion
$678 AUD