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Cushion|Lab Grown|IGI

6.51ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG610312110

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG610312110

Diamond specifications and retailer prices

From $1,555 USD
As of November 2, 2026
Save $9,025 USD (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $10,580 USD at Do Amore Diamonds · As of November 2, 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 LG610312110 or 610312110. Listed at 13 retailers as of November 2, 2026, with prices from $1,555 to $10,580, a $9,025 spread on the same certified stone. Do Amore Diamonds lists it at $10,580. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG610312110
Dimensions10.87 × 10.78 × 7.08 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
10.87 mm10.78 mm6.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG610312110
Side View
Table 63.0%Crown 35.3°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 65.7%

Caratlytics Score

How it works →
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: Nov 2
Current: $10,580 USD|Low: $937 USD|High: $10,580 USD|Avg: $3,411 USD
Do Amore Diamonds
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
November 2, 2026
Retailer 6$937 USD
Retailer 11$1,382 USD
Retailer 10$1,555 USD
Retailer 2$1,606 USD
Retailer 7$2,150 USD
Retailer 14$2,193 USD
Retailer 5$2,266 USD
Retailer 9$2,826 USD
Retailer 13$3,097 USD
Retailer 3$3,688 USD
Retailer 12$3,964 USD
Retailer 8$4,900 USD
Retailer 4$5,409 USD
Do Amore Diamonds$10,580 USD

39 data points across 14 retailers

13 retailers$1,555 USD to $10,580 USD

Retailer 1
-
$1,382 USD
Price last confirmed 20 days ago
A
Retailer 2
-
$1,555 USD
View
A
Retailer 3
-
$1,606 USD
£1,264 GBP
View
A
Retailer 4
-
$2,150 USD
£1,693 GBP
View
A
Retailer 5
-
$2,193 USD
View
A
Retailer 6
-
$2,266 USD
View
B+
Retailer 7
-
$2,826 USD
A$4,347 AUD
View
B+
Retailer 8
-
$3,097 USD
CA$4,301 CAD
View
B+
Retailer 9
-
$3,688 USD
£2,904 GBP
View
B+
Retailer 10
-
$3,964 USD
View
B+
Retailer 11
-
$4,900 USD
£3,858 GBP
View
B
Retailer 12
-
$5,409 USD
View
Most Expensive
B
Do Amore Diamonds
27-D7BDF13C1 · Nov 2
$10,580 USD
View
12 more retailers have this diamond
Prices start from $1,555 USDSave up to $9,025 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.

A
6.51ct Cushion
$1,555 USD