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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 $1,810 NZD
$1,020 USD
As of October 27, 2026
Save $10,238 NZD (85%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $12,047 NZD 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 9 retailers as of October 26, 2026, with prices from $1,810 to $12,047, a $10,238 spread on the same certified stone. Do Amore Diamonds lists it at $12,047. 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
Colour
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: $12,047 NZD|Low: $696 NZD|High: $12,047 NZD|Avg: $3,500 NZD
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
Retailer 15
Retailer 16
October 25, 2026
Retailer 6$967 NZD
Retailer 3$1,700 NZD
Retailer 16$1,732 NZD
Retailer 2$1,810 NZD
Retailer 14$2,221 NZD
Retailer 9$2,636 NZD
Retailer 15$2,685 NZD
Retailer 7$3,110 NZD
Retailer 4$3,489 NZD
Retailer 11$4,220 NZD
Retailer 5$4,720 NZD
Retailer 8$5,194 NZD
Retailer 12$6,546 NZD
Retailer 10$7,286 NZD
Retailer 13$11,551 NZD
Do Amore Diamonds$12,047 NZD

22 data points across 16 retailers

9 retailers$1,810 NZD to $12,047 NZD

A
Cheapest Retailer
-
$1,810 NZD
$1,020 USD
Retailer 2
-
$2,221 NZD
$1,252 USD
View
Price last confirmed 12 days ago
B+
Retailer 3
-
$2,636 NZD
€1,415 EUR
View
B+
Retailer 4
-
$4,220 NZD
$2,378 USD
View
Retailer 5
-
$5,194 NZD
$2,928 USD
View
Price last confirmed 51 days ago
Retailer 6
-
$6,546 NZD
£2,905 GBP
View
Price last confirmed 12 days ago
B
Retailer 7
-
$7,286 NZD
$4,106 USD
View
Retailer 8
-
$11,551 NZD
$6,510 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Do Amore Diamonds
27-8E6B39EC3 · Oct 26
$12,047 NZD
$6,790 USD
View
8 more retailers have this diamond
Prices start from $1,810 NZDSave up to $10,238 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
3.51ct Cushion
$1,810 NZD