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Cushion|Lab Grown|IGI

1.55ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG816615898

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG816615898

Diamond specifications and retailer prices

From €1,267 EUR
$1,415 USD
As of October 31, 2026
Save €1,589 EUR (56%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €2,855 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.55ct lab-grown cushion diamond

This 1.55ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816615898 or 816615898. Listed at 5 retailers as of October 31, 2026, with prices from €1,267 to €2,855, a €1,589 spread on the same certified stone. Brilliant Earth lists it at €2,855. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle32.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816615898
Dimensions8.11 × 5.70 × 3.97 mm
L/W Ratio1.42
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
8.11 mm5.70 mm1.55 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816615898
Side View
Table 62.0%Crown 36.6°Girdle: STK-VTKPavilion 32.7°Culet: NoneDepth 69.6%

Caratlytics Score

How it works →
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: €2,855 EUR|Low: €505 EUR|High: €3,956 EUR|Avg: €1,814 EUR|-18.0%
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
October 31, 2026
Retailer 12€505 EUR
Retailer 9€644 EUR
Retailer 6€811 EUR
Retailer 4€1,077 EUR
Retailer 11€1,153 EUR
Retailer 2€1,267 EUR
Retailer 10€1,593 EUR
Retailer 13€2,114 EUR
Retailer 3€2,293 EUR
Retailer 7€2,419 EUR
Retailer 5€2,532 EUR
Brilliant Earth€2,855 EUR
Retailer 8€3,715 EUR

9 data points across 13 retailers

5 retailers€1,267 EUR to €2,855 EUR

Retailer 1
-
€811 EUR
$906 USD
Price last confirmed 19 days ago
A
Retailer 2
-
€1,267 EUR
$1,415 USD
View
Retailer 3
-
€2,293 EUR
$2,562 USD
View
Price last confirmed 52 days ago
Retailer 4
-
€2,419 EUR
£2,128 GBP
View
Price last confirmed 20 days ago
Most Expensive
B
Brilliant Earth
21730778Y · Oct 31
€2,855 EUR
$3,190 USD
View
4 more retailers have this diamond
Prices start from €1,267 EURSave up to €1,589 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
1.55ct Cushion
€1,267 EUR