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Oval|Lab Grown|IGI

4.22ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG628437673

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG628437673

Diamond specifications and retailer prices

From €423 EUR
$473 USD
As of October 29, 2026
Save €2,942 EUR (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €3,366 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.22ct lab-grown oval diamond

This 4.22ct 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 LG628437673 or 628437673. Listed at 15 retailers as of October 29, 2026, with prices from €423 to €3,366, a €2,942 spread on the same certified stone. Brilliant Earth lists it at €3,366. 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

4.22
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628437673
Dimensions13.04 × 9.21 × 5.70 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
13.04 mm9.21 mm4.22 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628437673
Side View
Table 59.0%Crown 34.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: €3,366 EUR|Low: €406 EUR|High: €3,366 EUR|Avg: €1,199 EUR
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 17
October 31, 2026
Retailer 5€423 EUR
Retailer 16€440 EUR
Retailer 12€474 EUR
Retailer 3€525 EUR
Retailer 17€525 EUR
Retailer 10€649 EUR
Retailer 6€819 EUR
Retailer 2€871 EUR
Retailer 15€897 EUR
Retailer 7€900 EUR
Retailer 9€1,342 EUR
Retailer 13€1,411 EUR
Retailer 8€1,483 EUR
Retailer 4€1,687 EUR
Retailer 11€1,930 EUR
Retailer 14€3,088 EUR
Brilliant Earth€3,366 EUR

39 data points across 17 retailers

15 retailers€423 EUR to €3,366 EUR

A
Cheapest Retailer
-
€423 EUR
$473 USD
Retailer 2
-
€440 EUR
£387 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
€474 EUR
$530 USD
View
Retailer 4
-
€525 EUR
$586 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
€525 EUR
$586 USD
View
A
Retailer 6
-
€649 EUR
$725 USD
View
B+
Retailer 7
-
€819 EUR
$915 USD
View
A
Retailer 8
-
€871 EUR
£766 GBP
View
A
Retailer 9
-
€900 EUR
$1,005 USD
View
B+
Retailer 10
-
€1,342 EUR
$1,499 USD
View
B+
Retailer 11
-
€1,411 EUR
$1,576 USD
View
B+
Retailer 12
-
€1,687 EUR
$1,885 USD
View
B
Retailer 13
-
€1,930 EUR
£1,698 GBP
View
Retailer 14
-
€3,088 EUR
$3,450 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
9832002A · Oct 29
€3,366 EUR
$3,760 USD
View
14 more retailers have this diamond
Prices start from €423 EURSave up to €2,942 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
4.22ct Oval
€423 EUR