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Cushion|Lab Grown|IGI

3.09ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG797608377

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG797608377

Diamond specifications and retailer prices

From $1,295 NZD
$730 USD
As of October 31, 2026
Save $8,818 NZD (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $10,114 NZD at Brilliant Earth · As of October 31, 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 D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG797608377 or 797608377. Listed at 12 retailers as of October 31, 2026, with prices from $1,295 to $10,114, a $8,818 spread on the same certified stone. Brilliant Earth lists it at $10,114. 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
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797608377
Dimensions9.84 × 7.67 × 5.12 mm
L/W Ratio1.28
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.84 mm7.67 mm3.09 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797608377
Side View
Table 61.0%Crown 36.3°Girdle: MED-STKPavilion 35.9°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 31
Current: $10,114 NZD|Low: $612 NZD|High: $10,114 NZD|Avg: $3,224 NZD|+13.5%
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
Retailer 16
Retailer 17
October 31, 2026
Retailer 7$612 NZD
Retailer 10$1,295 NZD
Retailer 16$1,404 NZD
Retailer 13$1,441 NZD
Retailer 5$1,512 NZD
Retailer 11$1,575 NZD
Retailer 2$1,748 NZD
Retailer 4$1,780 NZD
Retailer 15$1,824 NZD
Retailer 3$3,373 NZD
Retailer 6$3,412 NZD
Retailer 9$3,996 NZD
Retailer 8$4,287 NZD
Retailer 17$4,869 NZD
Retailer 12$5,039 NZD
Retailer 14$7,789 NZD
Brilliant Earth$10,114 NZD

23 data points across 17 retailers

12 retailers$1,295 NZD to $10,114 NZD

A
Cheapest Retailer
-
$1,295 NZD
$730 USD
A
Retailer 2
-
$1,404 NZD
$791 USD
View
B+
Retailer 3
-
$1,441 NZD
$812 USD
View
A
Retailer 4
-
$1,575 NZD
£699 GBP
View
A
Retailer 5
-
$1,748 NZD
€938 EUR
View
A
Retailer 6
-
$1,824 NZD
$1,028 USD
View
B+
Retailer 7
-
$3,373 NZD
CA$2,640 CAD
View
B+
Retailer 8
-
$3,996 NZD
A$3,465 AUD
View
B
Retailer 9
-
$4,869 NZD
$2,744 USD
View
Retailer 10
-
$5,039 NZD
£2,236 GBP
View
Price last confirmed 11 days ago
B
Retailer 11
-
$7,789 NZD
$4,390 USD
View
Most Expensive
B
Brilliant Earth
21657390A · Oct 31
$10,114 NZD
$5,700 USD
View
11 more retailers have this diamond
Prices start from $1,295 NZDSave up to $8,818 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
$1,295 NZD