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Cushion|Lab Grown|IGI

3.71ct G VVS2 Cushion Lab Grown Diamond

EX • G/VVS2 • IGI LG823687380

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG823687380

Diamond specifications and retailer prices

From $862 NZD
$486 USD
As of October 28, 2026
Save $350 NZD (29%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,212 NZD at Loose Grown Diamond · As of October 26, 2026
View at Loose Grown Diamond

About this 3.71ct lab-grown cushion diamond

This 3.71ct 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 LG823687380 or 823687380. Listed at 2 retailers as of October 26, 2026, with prices from $862 to $1,212, a $350 spread on the same certified stone. Loose Grown Diamond lists it at $1,212. 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

3.71
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823687380
Dimensions9.18 × 9.01 × 6.00 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.18 mm9.01 mm3.71 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823687380
Side View
Table 62.0%Crown 34.4°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 66.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $1,212 NZD|Low: $839 NZD|High: $3,100 NZD|Avg: $1,939 NZD|-16.1%
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
October 27, 2026
Retailer 2$862 NZD
Loose Grown Diamond$1,212 NZD
Retailer 3$1,563 NZD
Retailer 4$3,100 NZD

14 data points across 4 retailers

2 retailers$862 NZD to $1,212 NZD

A
Cheapest Retailer
-
$862 NZD
$486 USD
Final sale: no returns
Most Expensive
B+
Loose Grown Diamond
823687380 · Oct 26
$1,212 NZD
$683 USD
View
1 more retailer has this diamond
Prices start from $862 NZDSave up to $350 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
3.71ct Cushion
$862 NZD