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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 €457 EUR
$511 USD
As of October 25, 2026
Save €1,718 EUR (79%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €2,175 EUR at Brilliant Earth · As of October 30, 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 12 retailers as of October 25, 2026, with prices from €457 to €2,175, a €1,718 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 25
Current: €2,175 EUR|Low: €390 EUR|High: €4,234 EUR|Avg: €1,222 EUR|-48.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 5€457 EUR
Retailer 7€562 EUR
Retailer 4€586 EUR
Retailer 10€721 EUR
Retailer 2€746 EUR
Retailer 8€796 EUR
Retailer 9€918 EUR
Retailer 6€1,282 EUR
Retailer 3€1,795 EUR
Brilliant Earth€2,175 EUR

33 data points across 10 retailers

12 retailers€457 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 19 days ago
A
Retailer 3
-
€457 EUR
$511 USD
View
Retailer 4
-
€562 EUR
£495 GBP
View
Price last confirmed 14 days ago
A
Retailer 5
-
€586 EUR
$655 USD
View
B+
Retailer 6
-
€721 EUR
$806 USD
View
A
Retailer 7
-
€746 EUR
£656 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
-
€1,795 EUR
£1,579 GBP
View
Most Expensive
B
Brilliant Earth
11923740A · Oct 30
€2,175 EUR
$2,430 USD
View
11 more retailers have this diamond
Prices start from €457 EURSave up to €1,718 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
€457 EUR