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Cushion|Lab Grown|IGI

2.56ct E VS2 Cushion Lab Grown Diamond

ID • E/VS2 • IGI LG778657731

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG778657731

Diamond specifications and retailer prices

From €390 EUR
HK$3,400 HKD
As of October 30, 2026
Save €2,779 EUR (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €3,169 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778657731 or 778657731. Listed at 10 retailers as of October 30, 2026, with prices from €390 to €3,169, a €2,779 spread on the same certified stone. Brilliant Earth lists it at €3,169. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.4°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778657731
Dimensions9.64 × 7.48 × 4.52 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.64 mm7.48 mm2.56 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778657731
Side View
Table 65.0%Crown 31.4°Girdle: MED-THKPavilion 35.4°Culet: NoneDepth 60.4%

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 30
Current: €3,169 EUR|Low: €390 EUR|High: €3,410 EUR|Avg: €1,167 EUR|-7.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 7€390 EUR
Retailer 2€474 EUR
Retailer 9€621 EUR
Retailer 4€629 EUR
Retailer 3€629 EUR
Retailer 8€840 EUR
Retailer 10€1,175 EUR
Retailer 5€1,415 EUR
Retailer 6€1,795 EUR
Brilliant Earth€3,169 EUR

39 data points across 10 retailers

10 retailers€390 EUR to €3,169 EUR

A
Cheapest Retailer
-
€390 EUR
HK$3,400 HKD
B+
Retailer 2
-
€474 EUR
$530 USD
View
A
Retailer 3
-
€621 EUR
$694 USD
View
A
Retailer 4
-
€629 EUR
View
A
Retailer 5
-
€629 EUR
£554 GBP
View
A
Retailer 6
-
€840 EUR
$939 USD
View
B+
Retailer 7
-
€1,175 EUR
$1,312 USD
View
B+
Retailer 8
-
€1,415 EUR
£1,245 GBP
View
Retailer 9
-
€1,795 EUR
$2,005 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
18308400A · Oct 30
€3,169 EUR
$3,540 USD
View
9 more retailers have this diamond
Prices start from €390 EURSave up to €2,779 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
€390 EUR