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Cushion|Lab Grown|IGI

1.55ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG797698759

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG797698759

Diamond specifications and retailer prices

From €518 EUR
As of October 31, 2026
Save €860 EUR (62%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €1,378 EUR at With Clarity · As of October 31, 2026
View at With Clarity

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG797698759 or 797698759. Listed at 10 retailers as of October 31, 2026, with prices from €518 to €1,378, a €860 spread on the same certified stone. With Clarity lists it at €1,378. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797698759
Dimensions8.57 × 5.89 × 3.98 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.57 mm5.89 mm1.55 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797698759
Side View
Table 59.0%Crown 34.6°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 67.6%

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 31
Current: €518 EUR|Low: €328 EUR|High: €1,572 EUR|Avg: €1,043 EUR|-2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
October 31, 2026
Retailer 7€328 EUR
Retailer 1€518 EUR
Retailer 9€619 EUR
Retailer 11€709 EUR
Retailer 6€737 EUR
Retailer 4€1,132 EUR
Retailer 8€1,132 EUR
Retailer 5€1,277 EUR
Retailer 3€1,283 EUR
Retailer 10€1,317 EUR
With Clarity€1,378 EUR
Retailer 2€1,572 EUR

23 data points across 12 retailers

10 retailers€518 EUR to €1,378 EUR

Retailer 1
-
€328 EUR
£288 GBP
Price last confirmed 15 days ago
A
Retailer 2
-
€518 EUR
View
A
Retailer 3
-
€619 EUR
$691 USD
View
A
Retailer 4
-
€737 EUR
A$1,266 AUD
View
A
Retailer 5
-
€1,132 EUR
$1,265 USD
View
B+
Retailer 6
-
€1,132 EUR
$1,265 USD
View
B+
Retailer 7
-
€1,262 EUR
$1,410 USD
View
A
Retailer 8
-
€1,277 EUR
£1,123 GBP
View
Retailer 9
-
€1,317 EUR
SGD 1,988 SGD
View
Price last confirmed 20 days ago
Most Expensive
B+
With Clarity
797698759 · Oct 31
€1,378 EUR
$1,539 USD
View
9 more retailers have this diamond
Prices start from €518 EURSave up to €860 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
€518 EUR