Cushion|Lab Grown|IGI

4.00ct G VVS2 Cushion Lab Grown Diamond

ID • G/VVS2 • IGI LG830643227

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG830643227

Diamond specifications and retailer prices

From €628 EUR
HK$5,500 HKD
As of November 1, 2026
Save €3,759 EUR (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €4,387 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 4ct lab-grown cushion diamond

This 4ct 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 LG830643227 or 830643227. Listed at 20 retailers as of November 1, 2026, with prices from €628 to €4,387, a €3,759 spread on the same certified stone. Brilliant Earth lists it at €4,387. 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

4.00
Carat
G
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830643227
Dimensions10.63 × 8.24 × 5.20 mm
L/W Ratio1.29
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.63 mm8.24 mm4.00 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830643227
Side View
Table 64.0%Crown 34.3°Girdle: MED-THKPavilion 31.9°Culet: NoneDepth 63.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €4,387 EUR|Low: €522 EUR|High: €4,761 EUR|Avg: €1,548 EUR|-7.9%
Brilliant Earth
Retailer 2
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Retailer 21
November 2, 2026
Retailer 7€522 EUR
Retailer 17€597 EUR
Retailer 3€628 EUR
Retailer 20€669 EUR
Retailer 13€833 EUR
Retailer 8€863 EUR
Retailer 18€891 EUR
Retailer 9€895 EUR
Retailer 21€1,141 EUR
Retailer 6€1,168 EUR
Retailer 4€1,317 EUR
Retailer 2€1,349 EUR
Retailer 14€1,685 EUR
Retailer 16€1,810 EUR
Retailer 12€1,880 EUR
Retailer 10€1,891 EUR
Retailer 5€2,145 EUR
Retailer 19€2,417 EUR
Retailer 15€2,503 EUR
Retailer 11€2,710 EUR
Brilliant Earth€4,387 EUR

26 data points across 21 retailers

20 retailers€628 EUR to €4,387 EUR

Retailer 1
-
€597 EUR
£527 GBP
Price last confirmed 7 days ago
A
Retailer 2
-
€628 EUR
HK$5,500 HKD
View
Retailer 3
-
€669 EUR
$750 USD
View
Price last confirmed 6 days ago
A
Retailer 4
-
€833 EUR
View
Retailer 5
-
€863 EUR
$968 USD
View
Price last confirmed 7 days ago
Retailer 6
-
€891 EUR
£787 GBP
View
Price last confirmed 7 days ago
Retailer 7
-
€895 EUR
$1,004 USD
View
Price last confirmed 7 days ago
Retailer 8
-
€1,141 EUR
ZAR 20,669 ZAR
View
Price last confirmed 10 days ago
Retailer 9
-
€1,168 EUR
A$2,015 AUD
View
Price last confirmed 14 days ago
A
Retailer 10
-
€1,317 EUR
$1,477 USD
View
A
Retailer 11
-
€1,349 EUR
$1,513 USD
View
Retailer 12
-
€1,685 EUR
£1,488 GBP
View
Price last confirmed 8 days ago
A
Retailer 13
-
€1,810 EUR
SGD 2,743 SGD
View
B+
Retailer 14
-
€1,880 EUR
$2,109 USD
View
Retailer 15
-
€1,891 EUR
$2,121 USD
View
Price last confirmed 9 days ago
Retailer 16
-
€2,145 EUR
$2,406 USD
View
Price last confirmed 7 days ago
Retailer 17
-
€2,417 EUR
£2,135 GBP
View
Price last confirmed 7 days ago
B+
Retailer 18
-
€2,503 EUR
$2,807 USD
View
Retailer 19
-
€2,710 EUR
$3,040 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
21273841A · Nov 2
€4,387 EUR
$4,920 USD
View
19 more retailers have this diamond
Prices start from €628 EURSave up to €3,759 EUR

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
4.00ct Cushion
€628 EUR