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Cushion|Lab Grown|IGI

6.51ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG743546655

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG743546655

Diamond specifications and retailer prices

From $4,872 USD
£3,836 GBP
As of October 27, 2026
Save $5,628 USD (54%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $10,500 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 6.51ct lab-grown cushion diamond

This 6.51ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG743546655 or 743546655. Listed at 7 retailers as of October 27, 2026, with prices from $4,872 to $10,500, a $5,628 spread on the same certified stone. Do Amore Diamonds lists it at $10,500. 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
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743546655
Dimensions13.11 × 9.59 × 6.43 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.11 mm9.59 mm6.51 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743546655
Side View
Table 62.0%Crown 37.4°Girdle: MED-STKPavilion 36.8°Culet: NoneDepth 67.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 27
Current: $10,500 USD|Low: $1,930 USD|High: $10,500 USD|Avg: $3,998 USD
Do Amore Diamonds
Retailer 2
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Retailer 5
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Retailer 7
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Retailer 16
October 28, 2026
Retailer 2$1,930 USD
Retailer 9$1,930 USD
Retailer 5$1,979 USD
Retailer 15$2,017 USD
Retailer 7$2,042 USD
Retailer 13$2,642 USD
Retailer 16$2,685 USD
Retailer 11$2,803 USD
Retailer 4$3,696 USD
Retailer 14$3,909 USD
Retailer 6$4,256 USD
Retailer 8$4,498 USD
Retailer 10$4,872 USD
Retailer 3$5,825 USD
Retailer 12$7,640 USD
Do Amore Diamonds$10,500 USD

21 data points across 16 retailers

7 retailers$4,872 USD to $10,500 USD

Retailer 1
-
$1,930 USD
Price last confirmed 6 days ago
Retailer 2
-
$1,930 USD
View
Price last confirmed 5 days ago
Retailer 3
-
$2,642 USD
View
Price last confirmed 7 days ago
Retailer 4
-
$2,803 USD
A$4,313 AUD
View
Price last confirmed 11 days ago
B
Retailer 5
-
$4,872 USD
£3,836 GBP
View
B
Retailer 6
-
$7,640 USD
View
Most Expensive
B
Do Amore Diamonds
27-3531B202E · Oct 29
$10,500 USD
View
6 more retailers have this diamond
Prices start from $4,872 USDSave up to $5,628 USD

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.

B
6.51ct Cushion
$4,872 USD