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Round|Lab Grown|IGI

3.09ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG715540666

Shape and cutting style on the report: Round brilliant

Certificate IGI LG715540666

Diamond specifications and retailer prices

From €695 EUR
$777 USD
As of October 29, 2026
Save €9,544 EUR (93%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €10,240 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.09ct lab-grown round diamond

This 3.09ct 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 LG715540666 or 715540666. Listed at 26 retailers as of October 29, 2026, with prices from €695 to €10,240, a €9,544 spread on the same certified stone. Brilliant Earth lists it at €10,240. 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

3.09
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG715540666
Dimensions9.45 × 9.37 × 5.72 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.45 mm9.37 mm3.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG715540666
Side View
Table 58.0%Crown 34.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.9%

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: €10,240 EUR|Low: €756 EUR|High: €10,240 EUR|Avg: €2,722 EUR
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
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 11€756 EUR
Retailer 6€778 EUR
Retailer 15€967 EUR
Retailer 7€1,304 EUR
Retailer 14€1,355 EUR
Retailer 2€1,364 EUR
Retailer 4€1,791 EUR
Retailer 18€1,918 EUR
Retailer 16€2,010 EUR
Retailer 12€2,068 EUR
Retailer 8€2,693 EUR
Retailer 9€2,724 EUR
Retailer 10€3,175 EUR
Retailer 5€3,178 EUR
Retailer 13€3,356 EUR
Retailer 19€4,198 EUR
Retailer 17€4,883 EUR
Retailer 3€6,176 EUR
Brilliant Earth€10,240 EUR

40 data points across 19 retailers

26 retailers€695 EUR to €10,240 EUR

A
Cheapest Retailer
-
€695 EUR
$777 USD
A
Retailer 2
-
€756 EUR
$845 USD
View
A
Retailer 3
-
€778 EUR
$869 USD
View
Final sale: no returns
A
Retailer 4
-
€806 EUR
$901 USD
View
Retailer 5
-
€806 EUR
$901 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
€967 EUR
$1,080 USD
View
A
Retailer 7
-
€1,100 EUR
HK$9,600 HKD
View
A
Retailer 8
-
€1,304 EUR
$1,457 USD
View
A
Retailer 9
-
€1,355 EUR
View
A
Retailer 10
-
€1,364 EUR
£1,200 GBP
View
A
Retailer 11
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€1,508 EUR
$1,685 USD
View
A
Retailer 12
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€1,791 EUR
A$3,078 AUD
View
A
Retailer 13
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€1,918 EUR
$2,143 USD
View
Retailer 14
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€2,010 EUR
A$3,454 AUD
View
Price last confirmed 10 days ago
A
Retailer 15
-
€2,068 EUR
ZAR 37,318 ZAR
View
A
Retailer 16
-
€2,504 EUR
$2,797 USD
View
A
Retailer 17
-
€2,692 EUR
$3,008 USD
View
B+
Retailer 18
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€2,693 EUR
$3,009 USD
View
A
Retailer 19
-
€2,724 EUR
$3,043 USD
View
B+
Retailer 20
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€3,175 EUR
SGD 4,794 SGD
View
B+
Retailer 21
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€3,178 EUR
$3,550 USD
View
B+
Retailer 22
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€3,356 EUR
£2,952 GBP
View
Retailer 23
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€4,198 EUR
A$7,216 AUD
View
Price last confirmed 23 days ago
Retailer 24
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€4,883 EUR
$5,455 USD
View
Price last confirmed 10 days ago
B
Retailer 25
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€6,176 EUR
$6,900 USD
View
Most Expensive
B
Brilliant Earth
19794198Y · Oct 29
€10,240 EUR
$11,440 USD
View
25 more retailers have this diamond
Prices start from €695 EURSave up to €9,544 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
3.09ct Round
€695 EUR