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Cushion|Lab Grown|IGI

3.51ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG778674132

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG778674132

Diamond specifications and retailer prices

From $1,066 NZD
$601 USD
As of October 29, 2026
Save $3,889 NZD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,955 NZD at MOH London · As of October 29, 2026
View at MOH London

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 LG778674132 or 778674132. Listed at 14 retailers as of October 29, 2026, with prices from $1,066 to $4,955, a $3,889 spread on the same certified stone. MOH London lists it at $4,955. 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 angle34.6°
Pavilion angle32°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778674132
Dimensions10.38 × 7.83 × 4.92 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.38 mm7.83 mm3.51 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778674132
Side View
Table 63.0%Crown 34.6°Girdle: MED-THKPavilion 32°Culet: NoneDepth 62.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,955 NZD|Low: $1,066 NZD|High: $5,392 NZD|Avg: $2,708 NZD|-7.0%
MOH London
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
October 30, 2026
Retailer 13$1,066 NZD
Retailer 10$1,180 NZD
Retailer 9$1,366 NZD
Retailer 2$1,549 NZD
Retailer 8$1,583 NZD
Retailer 7$1,838 NZD
Retailer 3$1,842 NZD
Retailer 14$2,683 NZD
Retailer 5$3,434 NZD
Retailer 4$3,735 NZD
Retailer 12$3,802 NZD
Retailer 6$3,834 NZD
Retailer 11$4,024 NZD
MOH London$4,955 NZD

40 data points across 14 retailers

14 retailers$1,066 NZD to $4,955 NZD

A
Cheapest Retailer
-
$1,066 NZD
$601 USD
Final sale: no returns
Retailer 2
-
$1,180 NZD
$665 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$1,366 NZD
$770 USD
View
A
Retailer 4
-
$1,549 NZD
£687 GBP
View
B+
Retailer 5
-
$1,583 NZD
$892 USD
View
A
Retailer 6
-
$1,838 NZD
£816 GBP
View
A
Retailer 7
-
$1,842 NZD
$1,038 USD
View
A
Retailer 8
-
$2,683 NZD
$1,512 USD
View
B+
Retailer 9
-
$3,434 NZD
£1,524 GBP
View
B+
Retailer 10
-
$3,735 NZD
SGD 2,845 SGD
View
B+
Retailer 11
-
$3,802 NZD
$2,143 USD
View
B+
Retailer 12
-
$3,834 NZD
$2,161 USD
View
B+
Retailer 13
-
$4,024 NZD
$2,268 USD
View
Most Expensive
B+
MOH London
LG778674132 · Oct 29
$4,955 NZD
£2,199 GBP
View
13 more retailers have this diamond
Prices start from $1,066 NZDSave up to $3,889 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
$1,066 NZD