Cushion|Lab Grown|IGI

3.10ct G VVS2 Cushion Lab Grown Diamond

ID • G/VVS2 • IGI LG840638641

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

Certificate IGI LG840638641

Diamond specifications and retailer prices

From $678 USD
HK$5,300 HKD
As of November 1, 2026
Save $1,306 USD (66%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,545 USD at MOH London · As of October 25, 2026
View at MOH London

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 LG840638641 or 840638641. Listed at 8 retailers as of October 31, 2026, with a 193% 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840638641
Dimensions8.62 × 8.38 × 5.54 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.62 mm8.38 mm3.10 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840638641
Side View
Table 67.0%Crown 35.9°Girdle: STK-THKPavilion 39.5°Culet: NoneDepth 66.1%

Caratlytics Score

How it works →
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: Nov 1
Current: $2,545 USD|Low: $678 USD|High: $2,569 USD|Avg: $1,486 USD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 4$678 USD
Retailer 3$937 USD
Retailer 6$948 USD
Retailer 2$1,012 USD
Retailer 8$1,152 USD
Retailer 7$1,985 USD
Retailer 5$2,445 USD
MOH London$2,545 USD

25 data points across 8 retailers

8 retailers$678 USD to $1,985 USD

A
Cheapest Retailer
-
$678 USD
HK$5,300 HKD
A
Retailer 2
-
$937 USD
€892 EUR
View
A
Retailer 3
-
$948 USD
View
A
Retailer 4
-
$1,012 USD
£797 GBP
View
A
Retailer 5
-
$1,152 USD
View
B+
Retailer 6
-
$1,985 USD
View
Retailer 7
-
$2,445 USD
View
Price last confirmed 14 days ago
Most Expensive
MOH London
LG840638641 · Oct 25
$2,545 USD
£2,004 GBP
View
Price last confirmed 7 days ago
7 more retailers have this diamond
Prices start from $678 USDSave up to $1,306 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
$678 USD