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Cushion|Lab Grown|IGI

2.55ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG665453660

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG665453660

Diamond specifications and retailer prices

From €396 EUR
$442 USD
As of October 30, 2026
Save €3,068 EUR (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €3,464 EUR at Brilliant Earth · As of October 24, 2026
View at Brilliant Earth

About this 2.55ct lab-grown cushion diamond

This 2.55ct lab-grown cushion sits in the two to three carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG665453660 or 665453660. Listed at 18 retailers as of October 24, 2026, with prices from €396 to €3,464, a €3,068 spread on the same certified stone. Brilliant Earth lists it at €3,464. 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

2.55
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665453660
Dimensions7.93 × 7.78 × 5.19 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.93 mm7.78 mm2.55 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665453660
Side View
Table 63.0%Crown 36.5°Girdle: MediumPavilion 38.8°Culet: NoneDepth 66.7%

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 30
Current: €3,464 EUR|Low: €350 EUR|High: €3,464 EUR|Avg: €1,104 EUR
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
Retailer 17
Retailer 18
October 30, 2026
Retailer 8€396 EUR
Retailer 10€439 EUR
Retailer 16€462 EUR
Retailer 17€618 EUR
Retailer 11€644 EUR
Retailer 4€695 EUR
Retailer 2€720 EUR
Retailer 3€761 EUR
Retailer 6€926 EUR
Retailer 12€971 EUR
Retailer 13€1,059 EUR
Retailer 7€1,443 EUR
Retailer 9€1,627 EUR
Retailer 5€1,642 EUR
Retailer 15€1,724 EUR
Retailer 14€1,933 EUR
Retailer 18€2,754 EUR
Brilliant Earth€3,464 EUR

37 data points across 18 retailers

18 retailers€396 EUR to €3,464 EUR

A
Cheapest Retailer
-
€396 EUR
$442 USD
Final sale: no returns
Retailer 2
-
€439 EUR
$490 USD
View
Price last confirmed 18 days ago
Retailer 3
-
€462 EUR
£406 GBP
View
Price last confirmed 13 days ago
A
Retailer 4
-
€618 EUR
$690 USD
View
A
Retailer 5
-
€644 EUR
View
A
Retailer 6
-
€695 EUR
$777 USD
View
A
Retailer 7
-
€720 EUR
£634 GBP
View
A
Retailer 8
-
€761 EUR
$850 USD
View
A
Retailer 9
-
€926 EUR
$1,035 USD
View
A
Retailer 10
-
€971 EUR
A$1,669 AUD
View
A
Retailer 11
-
€1,059 EUR
ZAR 19,105 ZAR
View
B+
Retailer 12
-
€1,443 EUR
$1,613 USD
View
B+
Retailer 13
-
€1,627 EUR
$1,817 USD
View
B+
Retailer 14
-
€1,642 EUR
$1,835 USD
View
B+
Retailer 15
-
€1,724 EUR
£1,517 GBP
View
Retailer 16
-
€1,933 EUR
$2,160 USD
View
Price last confirmed 9 days ago
B
Retailer 17
-
€2,754 EUR
$3,077 USD
View
Most Expensive
B
Brilliant Earth
12336136A · Oct 24
€3,464 EUR
$3,870 USD
View
17 more retailers have this diamond
Prices start from €396 EURSave up to €3,068 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
2.55ct Cushion
€396 EUR