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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 €974 EUR
£857 GBP
As of October 27, 2026
Save €4,683 EUR (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €5,657 EUR at Brilliant Earth · As of October 31, 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 17 retailers as of October 27, 2026, with prices from €974 to €5,657, a €4,683 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
Color
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 × 6.67 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

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: €5,657 EUR|Low: €875 EUR|High: €5,657 EUR|Avg: €2,618 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
Retailer 18
October 31, 2026
Retailer 10€875 EUR
Retailer 16€974 EUR
Retailer 13€1,043 EUR
Retailer 4€1,065 EUR
Retailer 9€1,291 EUR
Retailer 2€1,360 EUR
Retailer 17€1,386 EUR
Retailer 5€1,455 EUR
Retailer 12€1,873 EUR
Retailer 7€2,510 EUR
Retailer 8€2,836 EUR
Retailer 6€2,840 EUR
Retailer 15€3,009 EUR
Retailer 18€3,402 EUR
Retailer 14€4,291 EUR
Retailer 11€4,339 EUR
Retailer 3€5,218 EUR
Brilliant Earth€5,657 EUR

32 data points across 18 retailers

17 retailers€974 EUR to €5,657 EUR

A
Cheapest Retailer
-
€974 EUR
£857 GBP
A
Retailer 2
-
€1,043 EUR
HK$9,100 HKD
View
A
Retailer 3
-
€1,065 EUR
$1,190 USD
View
A
Retailer 4
-
€1,291 EUR
$1,442 USD
View
A
Retailer 5
-
€1,360 EUR
View
A
Retailer 6
-
€1,386 EUR
£1,219 GBP
View
B+
Retailer 7
-
€1,455 EUR
$1,626 USD
View
A
Retailer 8
-
€1,873 EUR
$2,092 USD
View
Retailer 9
-
€2,510 EUR
£2,208 GBP
View
Price last confirmed 16 days ago
B+
Retailer 10
-
€2,836 EUR
$3,168 USD
View
B+
Retailer 11
-
€2,840 EUR
$3,173 USD
View
B+
Retailer 12
-
€3,009 EUR
SGD 4,543 SGD
View
B+
Retailer 13
-
€3,402 EUR
£2,993 GBP
View
B+
Retailer 14
-
€4,291 EUR
$4,794 USD
View
B+
Retailer 15
-
€4,339 EUR
A$7,458 AUD
View
Retailer 16
-
€5,218 EUR
$5,830 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
17704298A · Oct 31
€5,657 EUR
$6,320 USD
View
16 more retailers have this diamond
Prices start from €974 EURSave up to €4,683 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
€974 EUR