Cushion|Lab Grown|IGI

4.00ct G VVS2 Cushion Lab Grown Diamond

ID • G/VVS2 • IGI LG817634491

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG817634491

Diamond specifications and retailer prices

From €616 EUR
HK$5,400 HKD
As of November 1, 2026
Save €3,592 EUR (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €4,208 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 LG817634491 or 817634491. Listed at 20 retailers as of November 1, 2026, with prices from €616 to €4,208, a €3,592 spread on the same certified stone. Brilliant Earth lists it at €4,208. 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 angle35.5°
Pavilion angle28.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817634491
Dimensions10.68 × 7.98 × 5.10 mm
L/W Ratio1.34
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.68 mm7.98 mm4.00 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817634491
Side View
Table 61.0%Crown 35.5°Girdle: MED-THKPavilion 28.1°Culet: NoneDepth 63.9%

Caratlytics Score

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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: €4,208 EUR|Low: €509 EUR|High: €4,601 EUR|Avg: €1,495 EUR|-8.5%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 21
November 2, 2026
Retailer 7€509 EUR
Retailer 19€583 EUR
Retailer 3€616 EUR
Retailer 18€651 EUR
Retailer 13€823 EUR
Retailer 8€851 EUR
Retailer 20€870 EUR
Retailer 9€877 EUR
Retailer 21€1,114 EUR
Retailer 6€1,141 EUR
Retailer 15€1,330 EUR
Retailer 2€1,334 EUR
Retailer 14€1,644 EUR
Retailer 16€1,789 EUR
Retailer 12€1,838 EUR
Retailer 10€1,858 EUR
Retailer 5€2,096 EUR
Retailer 4€2,371 EUR
Retailer 17€2,471 EUR
Retailer 11€2,710 EUR
Brilliant Earth€4,208 EUR

26 data points across 21 retailers

20 retailers€616 EUR to €4,208 EUR

Retailer 1
-
€583 EUR
£515 GBP
Price last confirmed 7 days ago
A
Retailer 2
-
€616 EUR
HK$5,400 HKD
View
Retailer 3
-
€651 EUR
$730 USD
View
Price last confirmed 6 days ago
A
Retailer 4
-
€823 EUR
View
Retailer 5
-
€851 EUR
$954 USD
View
Price last confirmed 7 days ago
Retailer 6
-
€870 EUR
£768 GBP
View
Price last confirmed 7 days ago
Retailer 7
-
€877 EUR
$984 USD
View
Price last confirmed 7 days ago
Retailer 8
-
€1,114 EUR
ZAR 20,191 ZAR
View
Price last confirmed 10 days ago
Retailer 9
-
€1,141 EUR
A$1,968 AUD
View
Price last confirmed 14 days ago
A
Retailer 10
-
€1,330 EUR
$1,492 USD
View
A
Retailer 11
-
€1,334 EUR
$1,496 USD
View
Retailer 12
-
€1,644 EUR
£1,452 GBP
View
Price last confirmed 8 days ago
B+
Retailer 13
-
€1,789 EUR
SGD 2,711 SGD
View
B+
Retailer 14
-
€1,838 EUR
$2,062 USD
View
Retailer 15
-
€1,858 EUR
$2,084 USD
View
Price last confirmed 9 days ago
Retailer 16
-
€2,096 EUR
$2,351 USD
View
Price last confirmed 7 days ago
Retailer 17
-
€2,371 EUR
£2,094 GBP
View
Price last confirmed 13 days ago
B+
Retailer 18
-
€2,471 EUR
$2,772 USD
View
Retailer 19
-
€2,710 EUR
$3,040 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
20781844A · Nov 2
€4,208 EUR
$4,720 USD
View
19 more retailers have this diamond
Prices start from €616 EURSave up to €3,592 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
€616 EUR