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Cushion|Lab Grown|IGI

2.51ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG720504352

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

Certificate IGI LG720504352

Diamond specifications and retailer prices

From $463 USD
As of October 31, 2026
Save $2,507 USD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,970 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 2.51ct lab-grown cushion diamond

This 2.51ct lab-grown cushion sits in the two to three carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG720504352 or 720504352. Listed at 17 retailers as of October 31, 2026, with prices from $463 to $2,970, a $2,507 spread on the same certified stone. Brilliant Earth lists it at $2,970. 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

2.51
Carat
F
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720504352
Dimensions7.90 × 7.90 × 5.33 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.90 mm7.90 mm2.51 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720504352
Side View
Table 61.0%Crown 37.7°Girdle: MED-STKPavilion 40°Culet: NoneDepth 67.5%

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: Oct 31
Current: $2,970 USD|Low: $463 USD|High: $3,040 USD|Avg: $1,283 USD|-2.3%
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
November 2, 2026
Retailer 17$463 USD
Retailer 11$486 USD
Retailer 15$575 USD
Retailer 4$722 USD
Retailer 14$818 USD
Retailer 12$839 USD
Retailer 3$870 USD
Retailer 18$1,141 USD
Retailer 8$1,186 USD
Retailer 6$1,218 USD
Retailer 16$1,225 USD
Retailer 2$1,240 USD
Retailer 10$1,494 USD
Retailer 9$1,686 USD
Retailer 7$1,791 USD
Retailer 5$1,878 USD
Retailer 13$1,888 USD
Brilliant Earth$2,970 USD

8 data points across 18 retailers

17 retailers$463 USD to $2,970 USD

A
Cheapest Retailer
-
$463 USD
Final sale: no returns
A
Retailer 2
-
$486 USD
£383 GBP
View
A
Retailer 3
-
$575 USD
View
B+
Retailer 4
-
$722 USD
View
A
Retailer 5
-
$818 USD
€779 EUR
View
A
Retailer 6
-
$839 USD
£661 GBP
View
A
Retailer 7
-
$870 USD
View
A
Retailer 8
-
$1,141 USD
A$1,756 AUD
View
A
Retailer 9
-
$1,186 USD
View
A
Retailer 10
-
$1,218 USD
View
A
Retailer 11
-
$1,225 USD
View
A
Retailer 12
-
$1,240 USD
ZAR 20,026 ZAR
View
B+
Retailer 13
-
$1,686 USD
View
B+
Retailer 14
-
$1,791 USD
View
B+
Retailer 15
-
$1,878 USD
View
B+
Retailer 16
-
$1,888 USD
£1,487 GBP
View
Most Expensive
B
Brilliant Earth
14942929A · Nov 2
$2,970 USD
View
16 more retailers have this diamond
Prices start from $463 USDSave up to $2,507 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
2.51ct Cushion
$463 USD