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Cushion|Lab Grown|IGI

5.78ct E VVS2 Cushion Lab Grown Diamond

EX • E/VVS2 • IGI LG847680364

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG847680364

Diamond specifications and retailer prices

From €1,651 EUR
$1,838 USD
As of October 28, 2026
Save €10,388 EUR (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €12,039 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 5.78ct lab-grown cushion diamond

This 5.78ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG847680364 or 847680364. Listed at 17 retailers as of October 28, 2026, with prices from €1,651 to €12,039, a €10,388 spread on the same certified stone. Brilliant Earth lists it at €12,039. 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

5.78
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847680364
Dimensions13.17 × 9.36 × 6.11 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.17 mm9.36 mm5.78 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847680364
Side View
Table 59.0%Crown 34.1°Girdle: MED-STKPavilion 34.6°Culet: NoneDepth 65.3%

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: Oct 28
Current: €12,039 EUR|Low: €1,651 EUR|High: €12,039 EUR|Avg: €4,149 EUR
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
October 29, 2026
Retailer 6€1,651 EUR
Retailer 12€1,833 EUR
Retailer 14€1,864 EUR
Retailer 5€2,055 EUR
Retailer 2€2,425 EUR
Retailer 13€2,446 EUR
Retailer 10€2,714 EUR
Retailer 16€2,796 EUR
Retailer 15€3,463 EUR
Retailer 4€3,546 EUR
Retailer 17€4,227 EUR
Retailer 7€4,402 EUR
Retailer 11€4,913 EUR
Retailer 8€4,964 EUR
Retailer 9€6,008 EUR
Retailer 3€8,661 EUR
Brilliant Earth€12,039 EUR

8 data points across 17 retailers

17 retailers€1,651 EUR to €12,039 EUR

A
Cheapest Retailer
-
€1,651 EUR
$1,838 USD
Final sale: no returns
A
Retailer 2
-
€1,833 EUR
£1,606 GBP
View
A
Retailer 3
-
€1,864 EUR
$2,075 USD
View
A
Retailer 4
-
€2,055 EUR
$2,287 USD
View
A
Retailer 5
-
€2,425 EUR
£2,125 GBP
View
A
Retailer 6
-
€2,446 EUR
$2,722 USD
View
A
Retailer 7
-
€2,714 EUR
View
A
Retailer 8
-
€2,796 EUR
$3,112 USD
View
B+
Retailer 9
-
€3,463 EUR
ZAR 62,271 ZAR
View
B+
Retailer 10
-
€3,546 EUR
£3,108 GBP
View
B+
Retailer 11
-
€4,227 EUR
$4,705 USD
View
B+
Retailer 12
-
€4,402 EUR
$4,899 USD
View
B
Retailer 13
-
€4,913 EUR
£4,306 GBP
View
B+
Retailer 14
-
€4,964 EUR
$5,525 USD
View
B
Retailer 15
-
€6,008 EUR
$6,686 USD
View
B
Retailer 16
-
€8,661 EUR
$9,640 USD
View
Most Expensive
B
Brilliant Earth
22239772A · Oct 29
€12,039 EUR
$13,400 USD
View
16 more retailers have this diamond
Prices start from €1,651 EURSave up to €10,388 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
5.78ct Cushion
€1,651 EUR