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Cushion|Lab Grown|IGI

2.51ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG522231518

Shape and cutting style on the report: Cushion rose cut

Certificate IGI LG522231518

Diamond specifications and retailer prices

From €2,586 EUR
$2,900 USD
As of October 31, 2026
Save €9,056 EUR (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €11,641 EUR at Reve Diamonds · As of November 1, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG522231518 or 522231518. Listed at 10 retailers as of October 31, 2026, with prices from €2,586 to €11,641, a €9,056 spread on the same certified stone. Reve Diamonds lists it at €11,641. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.4°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522231518
Dimensions9.04 × 7.34 × 5.06 mm
L/W Ratio1.23
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
9.04 mm7.34 mm2.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG522231518
Side View
Table 63.0%Crown 32.4°Girdle: MED-THKPavilion 39.9°Culet: NoneDepth 68.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €9,216 EUR|Low: €2,586 EUR|High: €15,928 EUR|Avg: €7,247 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Reve Diamonds
November 1, 2026
Retailer 5€2,586 EUR
Retailer 10€4,060 EUR
Retailer 8€4,297 EUR
Retailer 7€4,451 EUR
Retailer 11€4,489 EUR
Retailer 2€4,941 EUR
Retailer 9€6,264 EUR
Retailer 6€6,888 EUR
Retailer 1€9,216 EUR
Retailer 4€11,482 EUR
Reve Diamonds€11,641 EUR
Retailer 3€15,928 EUR

18 data points across 12 retailers

10 retailers€2,586 EUR to €11,641 EUR

B+
Cheapest Retailer
-
€2,586 EUR
$2,900 USD
B
Retailer 2
-
€4,060 EUR
$4,554 USD
View
B
Retailer 3
-
€4,297 EUR
$4,819 USD
View
Final sale: no returns
Retailer 4
-
€4,451 EUR
$4,992 USD
View
Price last confirmed 17 days ago
B
Retailer 5
-
€4,489 EUR
$5,035 USD
View
B
Retailer 6
-
€6,264 EUR
£5,532 GBP
View
B
Retailer 7
-
€6,888 EUR
$7,726 USD
View
B
Retailer 8
-
€9,216 EUR
£8,139 GBP
View
B
Retailer 9
-
€11,482 EUR
ZAR 208,045 ZAR
View
Most Expensive
B
Reve Diamonds
5C195E453 · Nov 1
€11,641 EUR
$13,057 USD
View
9 more retailers have this diamond
Prices start from €2,586 EURSave up to €9,056 EUR

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+
2.51ct Cushion
€2,586 EUR