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Radiant|Lab Grown|IGI

5.52ct E SI1 Radiant Lab Grown Diamond

EX • E/SI1 • IGI LG656494482

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG656494482

Diamond specifications and retailer prices

From €725 EUR
$810 USD
As of October 31, 2026
Save €3,679 EUR (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €4,404 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.52ct lab-grown radiant diamond

This 5.52ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG656494482 or 656494482. Listed at 14 retailers as of October 31, 2026, with prices from €725 to €4,404, a €3,679 spread on the same certified stone. Brilliant Earth lists it at €4,404. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

5.52
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.7°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG656494482
Dimensions12.42 × 8.73 × 5.89 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.42 mm8.73 mm5.52 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG656494482
Side View
Table 65.0%Crown 43.7°Girdle: MED-STKPavilion 35.1°Culet: NoneDepth 67.5%

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 31
Current: €4,404 EUR|Low: €605 EUR|High: €7,689 EUR|Avg: €2,025 EUR|-42.7%
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
November 1, 2026
Retailer 3€605 EUR
Retailer 12€636 EUR
Retailer 9€725 EUR
Retailer 13€934 EUR
Retailer 6€943 EUR
Retailer 8€972 EUR
Retailer 4€1,010 EUR
Retailer 10€1,562 EUR
Retailer 7€1,591 EUR
Retailer 5€2,203 EUR
Retailer 2€2,526 EUR
Retailer 11€3,643 EUR
Brilliant Earth€4,404 EUR

37 data points across 13 retailers

14 retailers€725 EUR to €4,404 EUR

Retailer 1
-
€547 EUR
$611 USD
Price last confirmed 34 days ago
Retailer 2
-
€597 EUR
$667 USD
View
Price last confirmed 34 days ago
Retailer 3
-
€636 EUR
£560 GBP
View
Price last confirmed 15 days ago
A
Retailer 4
-
€725 EUR
$810 USD
View
B+
Retailer 5
-
€934 EUR
$1,044 USD
View
A
Retailer 6
-
€943 EUR
£830 GBP
View
A
Retailer 7
-
€972 EUR
View
A
Retailer 8
-
€1,010 EUR
$1,128 USD
View
B+
Retailer 9
-
€1,562 EUR
$1,745 USD
View
B+
Retailer 10
-
€1,591 EUR
$1,778 USD
View
B
Retailer 11
-
€2,203 EUR
$2,461 USD
View
B
Retailer 12
-
€2,526 EUR
£2,222 GBP
View
Retailer 13
-
€3,643 EUR
$4,070 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
11883856A · Oct 31
€4,404 EUR
$4,920 USD
View
13 more retailers have this diamond
Prices start from €725 EURSave up to €3,679 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
5.52ct Radiant
€725 EUR