Cushion|Lab Grown|IGI

3.09ct E VS2 Cushion Lab Grown Diamond

ID • E/VS2 • IGI LG711522980

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG711522980

Diamond specifications and retailer prices

From $2,152 NZD
$1,213 USD
As of October 23, 2026
12 retailers carry this diamond
Most expensive: $9,563 NZD at Brilliant Earth · As of October 23, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG711522980 or 711522980. Listed at 12 retailers as of October 23, 2026. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG711522980
Dimensions8.55 × 8.39 × 5.52 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.55 mm8.39 mm3.09 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG711522980
Side View
Table 61.0%Crown 35.7°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 65.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 23
Current: $9,563 NZD|Low: $908 NZD|High: $9,847 NZD|Avg: $2,879 NZD|-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
October 22, 2026
Retailer 5$908 NZD
Retailer 9$1,092 NZD
Retailer 10$1,375 NZD
Retailer 12$1,434 NZD
Retailer 2$1,474 NZD
Retailer 7$1,552 NZD
Retailer 11$1,581 NZD
Retailer 3$2,152 NZD
Retailer 4$2,979 NZD
Retailer 8$3,353 NZD
Retailer 13$3,398 NZD
Retailer 6$4,205 NZD
Brilliant Earth$9,563 NZD

28 data points across 13 retailers

12 retailers

Retailer 1
-
$908 NZD
$512 USD
Price last confirmed 18 days ago
Retailer 2
-
$1,092 NZD
£485 GBP
View
Price last confirmed 13 days ago
Retailer 3
-
$1,375 NZD
$775 USD
View
Price last confirmed 7 days ago
Retailer 4
-
$1,434 NZD
$808 USD
View
Price last confirmed 9 days ago
Retailer 5
-
$1,474 NZD
£654 GBP
View
Price last confirmed 8 days ago
Retailer 6
-
$1,581 NZD
$891 USD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$2,152 NZD
$1,213 USD
View
Retailer 8
-
$2,979 NZD
$1,679 USD
View
Price last confirmed 12 days ago
Retailer 9
-
$3,353 NZD
£1,488 GBP
View
Price last confirmed 9 days ago
Retailer 10
-
$3,398 NZD
$1,915 USD
View
Price last confirmed 8 days ago
Retailer 11
-
$4,205 NZD
$2,370 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
14871648A · Oct 23
$9,563 NZD
$5,390 USD
View
Price last confirmed 7 days ago
11 more retailers have this diamond
Prices start from $2,152 NZD

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
$2,152 NZD