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Cushion|Lab Grown|IGI

2.51ct H VS2 Cushion Lab Grown Diamond

ID • H/VS2 • IGI LG526270990

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG526270990

Diamond specifications and retailer prices

From $1,650 USD
As of October 30, 2026
Save $10,867 USD (87%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $12,517 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 2.51ct lab-grown cushion diamond

This 2.51ct lab-grown cushion sits in the two to three carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG526270990 or 526270990. Listed at 9 retailers as of October 30, 2026, with prices from $1,650 to $12,517, a $10,867 spread on the same certified stone. Reve Diamonds lists it at $12,517. 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
H
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.2°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526270990
Dimensions9.16 × 7.20 × 4.45 mm
L/W Ratio1.27
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.16 mm7.20 mm2.51 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526270990
Side View
Table 61.0%Crown 30.2°Girdle: STK-VTKPavilion 33.5°Culet: NoneDepth 61.8%

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 30
Current: $1,650 USD|Low: $1,650 USD|High: $17,126 USD|Avg: $7,383 USD|-44.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
October 30, 2026
Retailer 1$1,650 USD
Retailer 8$4,358 USD
Retailer 6$4,620 USD
Retailer 4$4,786 USD
Retailer 9$4,835 USD
Retailer 10$5,326 USD
Retailer 7$6,721 USD
Retailer 5$7,408 USD
Retailer 3$9,923 USD
Reve Diamonds$12,517 USD
Retailer 2$17,126 USD

15 data points across 11 retailers

9 retailers$1,650 USD to $12,517 USD

A
Cheapest Retailer
-
$1,650 USD
B
Retailer 2
-
$4,358 USD
View
B
Retailer 3
-
$4,620 USD
View
Final sale: no returns
Retailer 4
-
$4,786 USD
View
Price last confirmed 14 days ago
B
Retailer 5
-
$4,835 USD
View
B
Retailer 6
-
$6,721 USD
£5,292 GBP
View
B
Retailer 7
-
$7,408 USD
View
B
Retailer 8
-
$9,923 USD
£7,813 GBP
View
Most Expensive
B
Reve Diamonds
D00468568 · Oct 30
$12,517 USD
View
8 more retailers have this diamond
Prices start from $1,650 USDSave up to $10,867 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
$1,650 USD