Heart|Lab Grown|IGI

3.07ct E SI1 Heart Lab Grown Diamond

EX • E/SI1 • IGI LG658493577

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG658493577

Diamond specifications and retailer prices

From €586 EUR
$655 USD
As of October 31, 2026
Save €1,589 EUR (73%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €2,175 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.07ct lab-grown heart diamond

This 3.07ct lab-grown heart 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 LG658493577 or 658493577. Listed at 13 retailers as of October 31, 2026, with prices from €586 to €2,175, a €1,589 spread on the same certified stone. Brilliant Earth lists it at €2,175. 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

3.07
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG658493577
Dimensions8.76 × 10.22 × 6.01 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.76 mm10.22 mm3.07 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG658493577
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 58.8%

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 31
Current: €2,175 EUR|Low: €390 EUR|High: €4,234 EUR|Avg: €1,216 EUR|-48.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 7€457 EUR
Retailer 9€562 EUR
Retailer 6€586 EUR
Retailer 3€721 EUR
Retailer 5€752 EUR
Retailer 10€796 EUR
Retailer 11€918 EUR
Retailer 8€1,282 EUR
Retailer 4€1,469 EUR
Retailer 2€1,786 EUR
Brilliant Earth€2,175 EUR

34 data points across 11 retailers

13 retailers€586 EUR to €2,175 EUR

Retailer 1
-
€385 EUR
$430 USD
Price last confirmed 34 days ago
Retailer 2
-
€457 EUR
$511 USD
View
Price last confirmed 20 days ago
Retailer 3
-
€457 EUR
$511 USD
View
Price last confirmed 7 days ago
Retailer 4
-
€562 EUR
£495 GBP
View
Price last confirmed 15 days ago
A
Retailer 5
-
€586 EUR
$655 USD
View
B+
Retailer 6
-
€721 EUR
$806 USD
View
A
Retailer 7
-
€752 EUR
£661 GBP
View
B+
Retailer 8
-
€796 EUR
$889 USD
View
B+
Retailer 9
-
€918 EUR
$1,026 USD
View
B
Retailer 10
-
€1,282 EUR
$1,432 USD
View
B
Retailer 11
-
€1,469 EUR
$1,641 USD
View
B
Retailer 12
-
€1,786 EUR
£1,571 GBP
View
Most Expensive
B
Brilliant Earth
11923740A · Oct 31
€2,175 EUR
$2,430 USD
View
12 more retailers have this diamond
Prices start from €586 EURSave up to €1,589 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
3.07ct Heart
€586 EUR