CaratHunter
Plans
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 €586 EUR
£515 GBP
As of October 27, 2026
Save €3,505 EUR (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €4,091 EUR at Brilliant Earth · As of October 30, 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 October 27, 2026, with prices from €586 to €4,091, a €3,505 spread on the same certified stone. Brilliant Earth lists it at €4,091. 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
Colour
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

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: €4,091 EUR|Low: €511 EUR|High: €4,619 EUR|Avg: €1,498 EUR|-11.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 7€511 EUR
Retailer 18€586 EUR
Retailer 21€619 EUR
Retailer 17€653 EUR
Retailer 2€826 EUR
Retailer 8€854 EUR
Retailer 19€873 EUR
Retailer 9€881 EUR
Retailer 20€1,119 EUR
Retailer 5€1,145 EUR
Retailer 6€1,323 EUR
Retailer 13€1,335 EUR
Retailer 14€1,651 EUR
Retailer 15€1,796 EUR
Retailer 12€1,846 EUR
Retailer 10€1,866 EUR
Retailer 4€2,104 EUR
Retailer 3€2,380 EUR
Retailer 16€2,481 EUR
Retailer 11€2,721 EUR
Brilliant Earth€4,091 EUR

26 data points across 21 retailers

20 retailers€586 EUR to €4,091 EUR

A
Cheapest Retailer
-
€586 EUR
£515 GBP
A
Retailer 2
-
€619 EUR
HK$5,400 HKD
View
A
Retailer 3
-
€653 EUR
$730 USD
View
A
Retailer 4
-
€826 EUR
View
A
Retailer 5
-
€854 EUR
$954 USD
View
A
Retailer 6
-
€873 EUR
£768 GBP
View
B+
Retailer 7
-
€881 EUR
$984 USD
View
Retailer 8
-
€1,119 EUR
ZAR 20,191 ZAR
View
Price last confirmed 8 days ago
Retailer 9
-
€1,145 EUR
A$1,968 AUD
View
Price last confirmed 12 days ago
A
Retailer 10
-
€1,323 EUR
$1,478 USD
View
A
Retailer 11
-
€1,335 EUR
$1,492 USD
View
A
Retailer 12
-
€1,651 EUR
£1,452 GBP
View
B+
Retailer 13
-
€1,796 EUR
SGD 2,711 SGD
View
B+
Retailer 14
-
€1,846 EUR
$2,062 USD
View
B+
Retailer 15
-
€1,866 EUR
$2,084 USD
View
B+
Retailer 16
-
€2,104 EUR
$2,351 USD
View
Retailer 17
-
€2,380 EUR
£2,094 GBP
View
Price last confirmed 11 days ago
B+
Retailer 18
-
€2,481 EUR
$2,772 USD
View
Retailer 19
-
€2,721 EUR
$3,040 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
20781844A · Oct 30
€4,091 EUR
$4,570 USD
View
19 more retailers have this diamond
Prices start from €586 EURSave up to €3,505 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
€586 EUR