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Cushion|Lab Grown|IGI

2.54ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG815677110

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

Certificate IGI LG815677110

Diamond specifications and retailer prices

From €1,096 EUR
$1,225 USD
As of October 31, 2026
Save €3,728 EUR (77%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €4,825 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.54ct lab-grown cushion diamond

This 2.54ct lab-grown cushion sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG815677110 or 815677110. Listed at 16 retailers as of October 31, 2026, with prices from €1,096 to €4,825, a €3,728 spread on the same certified stone. Brilliant Earth lists it at €4,825. 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

2.54
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815677110
Dimensions8.19 × 7.99 × 5.22 mm
L/W Ratio1.03
Girdle conditionFaceted
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
8.19 mm7.99 mm2.54 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815677110
Side View
Table 61.0%Crown 37.4°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 65.3%

Caratlytics Score

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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: €4,825 EUR|Low: €1,096 EUR|High: €5,639 EUR|Avg: €2,882 EUR|-14.4%
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
November 1, 2026
Retailer 3€1,096 EUR
Retailer 7€1,224 EUR
Retailer 12€1,267 EUR
Retailer 9€1,646 EUR
Retailer 5€1,807 EUR
Retailer 11€1,808 EUR
Retailer 15€2,412 EUR
Retailer 10€2,696 EUR
Retailer 13€2,930 EUR
Retailer 8€2,960 EUR
Retailer 16€3,289 EUR
Retailer 14€3,621 EUR
Retailer 2€3,851 EUR
Retailer 4€3,970 EUR
Retailer 6€4,466 EUR
Brilliant Earth€4,825 EUR

38 data points across 16 retailers

16 retailers€1,096 EUR to €4,825 EUR

A
Cheapest Retailer
-
€1,096 EUR
$1,225 USD
Final sale: no returns
Retailer 2
-
€1,224 EUR
$1,367 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
€1,267 EUR
$1,415 USD
View
A
Retailer 4
-
€1,646 EUR
£1,448 GBP
View
A
Retailer 5
-
€1,807 EUR
$2,019 USD
View
A
Retailer 6
-
€1,808 EUR
View
A
Retailer 7
-
€2,412 EUR
$2,695 USD
View
A
Retailer 8
-
€2,696 EUR
A$4,634 AUD
View
A
Retailer 9
-
€2,930 EUR
ZAR 52,882 ZAR
View
Retailer 10
-
€2,960 EUR
£2,604 GBP
View
Price last confirmed 21 days ago
B+
Retailer 11
-
€3,289 EUR
$3,674 USD
View
B+
Retailer 12
-
€3,621 EUR
$4,046 USD
View
B+
Retailer 13
-
€3,851 EUR
£3,388 GBP
View
B+
Retailer 14
-
€3,970 EUR
$4,435 USD
View
Retailer 15
-
€4,466 EUR
$4,990 USD
View
Price last confirmed 14 days ago
Most Expensive
B+
Brilliant Earth
21017069A · Oct 31
€4,825 EUR
$5,390 USD
View
15 more retailers have this diamond
Prices start from €1,096 EURSave up to €3,728 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.

A
2.54ct Cushion
€1,096 EUR