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Oval|Lab Grown|IGI

4.07ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG627420888

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG627420888

Diamond specifications and retailer prices

From €409 EUR
$457 USD
As of October 29, 2026
Save €3,664 EUR (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €4,073 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.07ct lab-grown oval diamond

This 4.07ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG627420888 or 627420888. Listed at 16 retailers as of October 29, 2026, with prices from €409 to €4,073, a €3,664 spread on the same certified stone. Brilliant Earth lists it at €4,073. 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

4.07
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627420888
Dimensions12.94 × 9.12 × 5.65 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.94 mm9.12 mm4.07 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627420888
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.0%

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 29
Current: €4,073 EUR|Low: €393 EUR|High: €4,690 EUR|Avg: €1,203 EUR|-13.2%
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
October 31, 2026
Retailer 5€409 EUR
Retailer 15€426 EUR
Retailer 12€458 EUR
Retailer 3€508 EUR
Retailer 16€508 EUR
Retailer 10€636 EUR
Retailer 6€795 EUR
Retailer 2€820 EUR
Retailer 9€840 EUR
Retailer 7€878 EUR
Retailer 8€1,255 EUR
Retailer 13€1,364 EUR
Retailer 4€1,631 EUR
Retailer 11€1,867 EUR
Retailer 14€2,229 EUR
Brilliant Earth€4,073 EUR

37 data points across 16 retailers

16 retailers€409 EUR to €4,073 EUR

A
Cheapest Retailer
-
€409 EUR
$457 USD
Retailer 2
-
€426 EUR
£375 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
€458 EUR
$512 USD
View
Retailer 4
-
€508 EUR
$567 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
€508 EUR
$567 USD
View
A
Retailer 6
-
€636 EUR
$710 USD
View
B+
Retailer 7
-
€795 EUR
$888 USD
View
A
Retailer 8
-
€820 EUR
View
A
Retailer 9
-
€840 EUR
£739 GBP
View
A
Retailer 10
-
€878 EUR
$981 USD
View
B+
Retailer 11
-
€1,255 EUR
$1,402 USD
View
B+
Retailer 12
-
€1,364 EUR
$1,524 USD
View
B+
Retailer 13
-
€1,631 EUR
$1,822 USD
View
B
Retailer 14
-
€1,867 EUR
£1,642 GBP
View
Retailer 15
-
€2,229 EUR
$2,490 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
9865509A · Oct 29
€4,073 EUR
$4,550 USD
View
15 more retailers have this diamond
Prices start from €409 EURSave up to €3,664 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
4.07ct Oval
€409 EUR