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Cushion|Lab Grown|IGI

2.28ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG668408487

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG668408487

Diamond specifications and retailer prices

From $457 AUD
$321 USD
As of November 1, 2026
Save $1,920 AUD (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,377 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.28ct lab-grown cushion diamond

This 2.28ct lab-grown cushion sits in the two to three carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG668408487 or 668408487. Listed at 15 retailers as of October 31, 2026, with prices from $457 to $2,377, a $1,920 spread on the same certified stone. Brilliant Earth lists it at $2,377. 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

2.28
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.6°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668408487
Dimensions8.60 × 6.67 × 4.67 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.60 mm6.67 mm2.28 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG668408487
Side View
Table 59.0%Crown 34.6°Girdle: STK-VTKPavilion 33.1°Culet: NoneDepth 70.0%

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: Nov 1
Current: $2,377 AUD|Low: $457 AUD|High: $2,463 AUD|Avg: $1,263 AUD|-3.5%
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
November 2, 2026
Retailer 7$457 AUD
Retailer 5$511 AUD
Retailer 10$726 AUD
Retailer 14$831 AUD
Retailer 2$892 AUD
Retailer 9$898 AUD
Retailer 12$920 AUD
Retailer 11$1,106 AUD
Retailer 4$1,233 AUD
Retailer 3$1,694 AUD
Retailer 8$1,772 AUD
Retailer 13$1,943 AUD
Retailer 15$1,974 AUD
Retailer 6$2,052 AUD
Brilliant Earth$2,377 AUD

45 data points across 15 retailers

15 retailers$457 AUD to $2,377 AUD

A
Cheapest Retailer
-
$457 AUD
$321 USD
Final sale: no returns
Retailer 2
-
$511 AUD
$359 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$726 AUD
$510 USD
View
B+
Retailer 4
-
$831 AUD
$584 USD
View
A
Retailer 5
-
$892 AUD
£494 GBP
View
A
Retailer 6
-
$898 AUD
€601 EUR
View
A
Retailer 7
-
$920 AUD
$646 USD
View
A
Retailer 8
-
$1,106 AUD
$777 USD
View
A
Retailer 9
-
$1,233 AUD
ZAR 13,990 ZAR
View
B+
Retailer 10
-
$1,694 AUD
$1,190 USD
View
B+
Retailer 11
-
$1,772 AUD
$1,245 USD
View
B+
Retailer 12
-
$1,943 AUD
$1,365 USD
View
B+
Retailer 13
-
$1,974 AUD
£1,092 GBP
View
Retailer 14
-
$2,052 AUD
£1,135 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Brilliant Earth
12666615A · Oct 31
$2,377 AUD
$1,670 USD
View
14 more retailers have this diamond
Prices start from $457 AUDSave up to $1,920 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
2.28ct Cushion
$457 AUD