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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 $1,367 CAD
$977 USD
As of October 27, 2026
Save $7,478 CAD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,845 CAD at Brilliant Earth · As of October 28, 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 $1,367 to $8,845, a $7,478 spread on the same certified stone. Brilliant Earth lists it at $8,845. 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 × 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: $8,845 CAD|Low: $1,367 CAD|High: $8,845 CAD|Avg: $4,164 CAD
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 29, 2026
Retailer 9$1,367 CAD
Retailer 14$1,523 CAD
Retailer 11$1,630 CAD
Retailer 18$1,666 CAD
Retailer 8$2,018 CAD
Retailer 2$2,143 CAD
Retailer 15$2,167 CAD
Retailer 4$2,276 CAD
Retailer 3$2,962 CAD
Retailer 6$3,925 CAD
Retailer 7$4,434 CAD
Retailer 5$4,441 CAD
Retailer 13$4,705 CAD
Retailer 16$5,320 CAD
Retailer 12$6,710 CAD
Retailer 10$6,865 CAD
Retailer 17$8,160 CAD
Brilliant Earth$8,845 CAD

33 data points across 18 retailers

18 retailers$1,367 CAD to $8,845 CAD

A
Cheapest Retailer
-
$1,367 CAD
$977 USD
Final sale: no returns
A
Retailer 2
-
$1,523 CAD
£857 GBP
View
A
Retailer 3
-
$1,630 CAD
HK$9,100 HKD
View
A
Retailer 4
-
$1,666 CAD
$1,190 USD
View
A
Retailer 5
-
$2,018 CAD
$1,442 USD
View
A
Retailer 6
-
$2,143 CAD
€1,458 EUR
View
A
Retailer 7
-
$2,167 CAD
£1,219 GBP
View
B+
Retailer 8
-
$2,276 CAD
$1,626 USD
View
A
Retailer 9
-
$2,962 CAD
$2,116 USD
View
A
Retailer 10
-
$3,925 CAD
£2,208 GBP
View
Price last confirmed 13 days ago
A
Retailer 11
-
$4,434 CAD
$3,168 USD
View
A
Retailer 12
-
$4,441 CAD
$3,173 USD
View
B+
Retailer 13
-
$4,705 CAD
SGD 4,543 SGD
View
B+
Retailer 14
-
$5,320 CAD
£2,993 GBP
View
B+
Retailer 15
-
$6,710 CAD
$4,794 USD
View
B+
Retailer 16
-
$6,865 CAD
A$7,546 AUD
View
Price last confirmed 21 days ago
B
Retailer 17
-
$8,160 CAD
$5,830 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
17704298A · Oct 28
$8,845 CAD
$6,320 USD
View
17 more retailers have this diamond
Prices start from $1,367 CADSave up to $7,478 CAD

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
$1,367 CAD