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Cushion|Lab Grown|IGI

6.51ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG770627210

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

Certificate IGI LG770627210

Diamond specifications and retailer prices

From €875 EUR
$977 USD
As of October 27, 2026
Save €4,782 EUR (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €5,657 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.51ct lab-grown cushion diamond

This 6.51ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770627210 or 770627210. Listed at 18 retailers as of October 27, 2026, with prices from €875 to €5,657, a €4,782 spread on the same certified stone. Brilliant Earth lists it at €5,657. 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

6.51
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770627210
Dimensions10.73 × 10.67 × 10.73 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.73 mm10.67 mm6.51 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770627210
Side View
Table 67.0%Crown 34.6°Girdle: STK-VTKPavilion 34.9°Culet: NoneDepth 62.5%

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 27
Current: €5,657 EUR|Low: €875 EUR|High: €5,657 EUR|Avg: €2,663 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 18
October 29, 2026
Retailer 9€875 EUR
Retailer 14€974 EUR
Retailer 11€1,043 EUR
Retailer 18€1,065 EUR
Retailer 8€1,291 EUR
Retailer 2€1,370 EUR
Retailer 15€1,386 EUR
Retailer 4€1,455 EUR
Retailer 3€1,894 EUR
Retailer 6€2,510 EUR
Retailer 7€2,836 EUR
Retailer 5€2,840 EUR
Retailer 13€3,009 EUR
Retailer 16€3,402 EUR
Retailer 12€4,291 EUR
Retailer 10€4,390 EUR
Retailer 17€5,218 EUR
Brilliant Earth€5,657 EUR

33 data points across 18 retailers

18 retailers€875 EUR to €5,657 EUR

A
Cheapest Retailer
-
€875 EUR
$977 USD
Final sale: no returns
A
Retailer 2
-
€974 EUR
£857 GBP
View
A
Retailer 3
-
€1,043 EUR
HK$9,100 HKD
View
A
Retailer 4
-
€1,065 EUR
$1,190 USD
View
A
Retailer 5
-
€1,291 EUR
$1,442 USD
View
A
Retailer 6
-
€1,370 EUR
View
A
Retailer 7
-
€1,386 EUR
£1,219 GBP
View
B+
Retailer 8
-
€1,455 EUR
$1,626 USD
View
A
Retailer 9
-
€1,894 EUR
$2,116 USD
View
Retailer 10
-
€2,510 EUR
£2,208 GBP
View
Price last confirmed 14 days ago
A
Retailer 11
-
€2,836 EUR
$3,168 USD
View
A
Retailer 12
-
€2,840 EUR
$3,173 USD
View
B+
Retailer 13
-
€3,009 EUR
SGD 4,543 SGD
View
B+
Retailer 14
-
€3,402 EUR
£2,993 GBP
View
B+
Retailer 15
-
€4,291 EUR
$4,794 USD
View
Retailer 16
-
€4,390 EUR
A$7,546 AUD
View
Price last confirmed 21 days ago
Retailer 17
-
€5,218 EUR
$5,830 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
17704298A · Oct 29
€5,657 EUR
$6,320 USD
View
17 more retailers have this diamond
Prices start from €875 EURSave up to €4,782 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
6.51ct Cushion
€875 EUR