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Round|Lab Grown|IGI

4.15ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG589309989

Shape and cutting style on the report: Round brilliant

Certificate IGI LG589309989

Diamond specifications and retailer prices

From €2,843 EUR
$3,176 USD
As of October 29, 2026
Save €17,930 EUR (86%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €20,773 EUR at Mervis Diamond Importers · As of October 31, 2026
View at Mervis Diamond Importers

About this 4.15ct lab-grown round diamond

This 4.15ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG589309989 or 589309989. Listed at 24 retailers as of October 29, 2026, with prices from €2,843 to €20,773, a €17,930 spread on the same certified stone. Mervis Diamond Importers lists it at €20,773. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.15
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589309989
Dimensions10.26 × 10.23 × 6.38 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
10.26 mm10.23 mm4.15 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589309989
Side View
Table 57.0%Crown 35.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.3%

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: €20,773 EUR|Low: €2,729 EUR|High: €20,773 EUR|Avg: €6,812 EUR
Mervis Diamond Importers
Retailer 2
Retailer 3
Retailer 4
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Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 19€2,843 EUR
Retailer 8€3,093 EUR
Retailer 10€3,183 EUR
Retailer 3€3,298 EUR
Retailer 7€3,318 EUR
Retailer 18€3,437 EUR
Retailer 9€4,549 EUR
Retailer 17€4,642 EUR
Retailer 12€4,846 EUR
Retailer 5€5,122 EUR
Retailer 16€6,427 EUR
Retailer 14€7,747 EUR
Retailer 15€7,839 EUR
Retailer 2€7,864 EUR
Retailer 4€8,278 EUR
Retailer 6€10,329 EUR
Retailer 13€10,437 EUR
Retailer 11€10,522 EUR
Mervis Diamond Importers€20,773 EUR

44 data points across 19 retailers

24 retailers€2,843 EUR to €20,773 EUR

A
Cheapest Retailer
-
€2,843 EUR
$3,176 USD
A
Retailer 2
-
€3,093 EUR
$3,456 USD
View
A
Retailer 3
-
€3,119 EUR
$3,485 USD
View
A
Retailer 4
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€3,183 EUR
$3,556 USD
View
Final sale: no returns
Retailer 5
-
€3,298 EUR
$3,684 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
€3,298 EUR
$3,684 USD
View
A
Retailer 7
-
€3,318 EUR
$3,707 USD
View
A
Retailer 8
-
€3,437 EUR
$3,840 USD
View
A
Retailer 9
-
€4,549 EUR
$5,082 USD
View
A
Retailer 10
-
€4,642 EUR
$5,186 USD
View
A
Retailer 11
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€4,846 EUR
£4,263 GBP
View
A
Retailer 12
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€5,122 EUR
$5,722 USD
View
Retailer 13
-
€6,427 EUR
$7,180 USD
View
Price last confirmed 14 days ago
B+
Retailer 14
-
€7,747 EUR
ZAR 139,819 ZAR
View
B+
Retailer 15
-
€7,839 EUR
£6,896 GBP
View
Retailer 16
-
€7,864 EUR
A$13,516 AUD
View
B+
Retailer 17
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€8,278 EUR
$9,248 USD
View
B+
Retailer 18
-
€9,079 EUR
$10,143 USD
View
B
Retailer 19
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€10,329 EUR
$11,540 USD
View
B+
Retailer 20
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€10,437 EUR
$11,660 USD
View
B
Retailer 21
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€10,522 EUR
$11,755 USD
View
B
Retailer 22
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€12,808 EUR
$14,310 USD
View
B
Retailer 23
-
€19,558 EUR
$21,850 USD
View
Most Expensive
B
Mervis Diamond Importers
1985409117 · Oct 31
€20,773 EUR
$23,208 USD
View
23 more retailers have this diamond
Prices start from €2,843 EURSave up to €17,930 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
4.15ct Round
€2,843 EUR