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Cushion|Lab Grown|IGI

3.51ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG790630926

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG790630926

Diamond specifications and retailer prices

From $1,020 USD
As of October 27, 2026
Save $5,770 USD (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,790 USD at Do Amore Diamonds · As of October 26, 2026
View at Do Amore Diamonds

About this 3.51ct lab-grown cushion diamond

This 3.51ct 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 LG790630926 or 790630926. Listed at 10 retailers as of October 26, 2026, with prices from $1,020 to $6,790, a $5,770 spread on the same certified stone. Do Amore Diamonds lists it at $6,790. 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

3.51
Carat
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790630926
Dimensions10.27 × 7.91 × 5.37 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.27 mm7.91 mm3.51 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790630926
Side View
Table 63.0%Crown 37.4°Girdle: THK-VTKPavilion 37.3°Culet: NoneDepth 67.9%

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: $6,790 USD|Low: $392 USD|High: $6,790 USD|Avg: $1,960 USD
Do Amore Diamonds
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
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Retailer 16
October 25, 2026
Retailer 6$545 USD
Retailer 3$958 USD
Retailer 16$976 USD
Retailer 2$1,020 USD
Retailer 14$1,252 USD
Retailer 9$1,486 USD
Retailer 15$1,513 USD
Retailer 7$1,753 USD
Retailer 4$1,966 USD
Retailer 11$2,378 USD
Retailer 5$2,660 USD
Retailer 8$2,928 USD
Retailer 12$3,689 USD
Retailer 10$4,106 USD
Retailer 13$6,510 USD
Do Amore Diamonds$6,790 USD

24 data points across 16 retailers

10 retailers$1,020 USD to $6,790 USD

A
Cheapest Retailer
-
$1,020 USD
A
Retailer 2
-
$1,252 USD
View
Price last confirmed 11 days ago
B+
Retailer 3
-
$1,486 USD
€1,415 EUR
View
A
Retailer 4
-
$1,753 USD
£1,380 GBP
View
Price last confirmed 37 days ago
B+
Retailer 5
-
$2,378 USD
View
B
Retailer 6
-
$2,928 USD
View
Price last confirmed 50 days ago
B
Retailer 7
-
$3,689 USD
£2,905 GBP
View
Price last confirmed 10 days ago
B
Retailer 8
-
$4,106 USD
View
B
Retailer 9
-
$6,510 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Do Amore Diamonds
27-8E6B39EC3 · Oct 26
$6,790 USD
View
9 more retailers have this diamond
Prices start from $1,020 USDSave up to $5,770 USD

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
3.51ct Cushion
$1,020 USD