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Cushion|Lab Grown|IGI

3.10ct G VVS2 Cushion Lab Grown Diamond

EX • G/VVS2 • IGI LG639411882

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG639411882

Diamond specifications and retailer prices

From $646 USD
As of November 1, 2026
Save $288 USD (31%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,425 USD at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 3.1ct lab-grown cushion diamond

This 3.1ct 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 LG639411882 or 639411882. Listed at 5 retailers as of November 1, 2026, with a 45% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.10
Carat
G
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639411882
Dimensions8.66 × 8.37 × 5.58 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.66 mm8.37 mm3.10 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639411882
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 66.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $2,425 USD|Low: $646 USD|High: $2,612 USD|Avg: $1,154 USD|-7.2%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 19, 2026
Retailer 3$646 USD
Retailer 2$775 USD
Retailer 4$925 USD
Retailer 5$934 USD
Rare Carat$2,425 USD

5 data points across 5 retailers

5 retailers$646 USD to $934 USD

A
Cheapest Retailer
-
$646 USD
Final sale: no returns
A
Retailer 2
-
$775 USD
View
A
Retailer 3
-
$925 USD
View
A
Retailer 4
-
$934 USD
HK$7,300 HKD
View
Most Expensive
Rare Carat
JM04-007 · Oct 19
$2,425 USD
View
Price last confirmed 14 days ago
4 more retailers have this diamond
Prices start from $646 USDSave up to $288 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
3.10ct Cushion
$646 USD