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Cushion|Lab Grown|IGI

3.51ct G VVS2 Cushion Lab Grown Diamond

EX • G/VVS2 • IGI LG831622221

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG831622221

Diamond specifications and retailer prices

From $2,055 NZD
$1,158 USD
As of October 31, 2026
Save $5,447 NZD (73%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $7,501 NZD at MOH London · As of November 1, 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 G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831622221 or 831622221. Listed at 5 retailers as of October 31, 2026, with prices from $2,055 to $7,501, a $5,447 spread on the same certified stone. MOH London lists it at $7,501. 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
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831622221
Dimensions10.73 × 7.96 × 5.24 mm
L/W Ratio1.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.73 mm7.96 mm3.51 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831622221
Side View
Table 63.0%Crown 34.7°Girdle: MED-VTKPavilion 37.5°Culet: NoneDepth 65.8%

Caratlytics Score

How it works →
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 31
Current: $7,501 NZD|Low: $2,055 NZD|High: $7,601 NZD|Avg: $4,491 NZD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 5$2,055 NZD
Retailer 4$3,204 NZD
Retailer 3$4,337 NZD
Retailer 2$5,261 NZD
MOH London$7,501 NZD

16 data points across 5 retailers

5 retailers$2,055 NZD to $7,501 NZD

A
Cheapest Retailer
-
$2,055 NZD
$1,158 USD
B+
Retailer 2
-
$3,204 NZD
$1,806 USD
View
B+
Retailer 3
-
$4,337 NZD
€2,328 EUR
View
B
Retailer 4
-
$5,261 NZD
$2,965 USD
View
Most Expensive
B
MOH London
LG831622221 · Nov 1
$7,501 NZD
£3,329 GBP
View
4 more retailers have this diamond
Prices start from $2,055 NZDSave up to $5,447 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
$2,055 NZD