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Cushion|Lab Grown|IGI

2.56ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG826677478

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG826677478

Diamond specifications and retailer prices

From €1,226 EUR
$1,364 USD
As of October 28, 2026
Save €3,377 EUR (73%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €4,603 EUR at With Clarity · As of October 28, 2026
View at With Clarity

About this 2.56ct lab-grown cushion diamond

This 2.56ct 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 LG826677478 or 826677478. Listed at 20 retailers as of October 28, 2026, with prices from €1,226 to €4,603, a €3,377 spread on the same certified stone. With Clarity lists it at €4,603. 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

2.56
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle43.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826677478
Dimensions9.06 × 7.06 × 4.88 mm
L/W Ratio1.28
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.06 mm7.06 mm2.56 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826677478
Side View
Table 55.0%Crown 40.5°Girdle: MED-THKPavilion 43.4°Culet: LargeDepth 69.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: €1,843 EUR|Low: €1,226 EUR|High: €4,861 EUR|Avg: €2,896 EUR|-4.6%
Retailer 1
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
Retailer 19
With Clarity
October 29, 2026
Retailer 4€1,226 EUR
Retailer 5€1,270 EUR
Retailer 18€1,379 EUR
Retailer 8€1,472 EUR
Retailer 15€1,815 EUR
Retailer 1€1,843 EUR
Retailer 13€2,008 EUR
Retailer 19€2,286 EUR
Retailer 3€2,492 EUR
Retailer 17€3,019 EUR
Retailer 11€3,067 EUR
Retailer 9€3,117 EUR
Retailer 12€3,275 EUR
Retailer 16€3,525 EUR
Retailer 2€3,739 EUR
Retailer 6€3,991 EUR
Retailer 14€4,101 EUR
Retailer 7€4,249 EUR
Retailer 10€4,450 EUR
With Clarity€4,615 EUR

30 data points across 20 retailers

20 retailers€1,226 EUR to €4,603 EUR

A
Cheapest Retailer
-
€1,226 EUR
$1,364 USD
Final sale: no returns
Retailer 2
-
€1,270 EUR
$1,413 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
€1,379 EUR
$1,535 USD
View
A
Retailer 4
-
€1,472 EUR
HK$12,800 HKD
View
A
Retailer 5
-
€1,815 EUR
$2,020 USD
View
A
Retailer 6
-
€1,843 EUR
£1,615 GBP
View
A
Retailer 7
-
€2,008 EUR
View
A
Retailer 8
-
€2,286 EUR
$2,544 USD
View
A
Retailer 9
-
€2,492 EUR
$2,774 USD
View
Retailer 10
-
€3,019 EUR
A$5,169 AUD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
€3,067 EUR
£2,688 GBP
View
B+
Retailer 12
-
€3,117 EUR
$3,469 USD
View
B+
Retailer 13
-
€3,275 EUR
ZAR 58,892 ZAR
View
B+
Retailer 14
-
€3,525 EUR
$3,923 USD
View
Retailer 15
-
€3,739 EUR
A$6,402 AUD
View
Price last confirmed 21 days ago
B+
Retailer 16
-
€3,991 EUR
$4,442 USD
View
B+
Retailer 17
-
€4,101 EUR
£3,594 GBP
View
B+
Retailer 18
-
€4,249 EUR
SGD 6,390 SGD
View
B+
Retailer 19
-
€4,450 EUR
$4,953 USD
View
Most Expensive
B+
With Clarity
826677478 · Oct 28
€4,603 EUR
$5,123 USD
View
19 more retailers have this diamond
Prices start from €1,226 EURSave up to €3,377 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
2.56ct Cushion
€1,226 EUR