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Round|Lab Grown|IGI

3.00ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG839618909

Shape and cutting style on the report: Round brilliant

Certificate IGI LG839618909

Diamond specifications and retailer prices

From €306 EUR
$342 USD
As of October 26, 2026
Save €3,167 EUR (91%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €3,473 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3ct lab-grown round diamond

This 3ct lab-grown round 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 LG839618909 or 839618909. Listed at 13 retailers as of October 26, 2026, with prices from €306 to €3,473, a €3,167 spread on the same certified stone. Brilliant Earth lists it at €3,473. 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

3.00
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839618909
Dimensions9.31 × 9.35 × 5.61 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.31 mm9.35 mm3.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839618909
Side View
Table 59.0%Crown 33.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.1%

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 26
Current: €3,473 EUR|Low: €294 EUR|High: €3,473 EUR|Avg: €888 EUR|+29.3%
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
October 31, 2026
Retailer 10€306 EUR
Retailer 5€355 EUR
Retailer 11€380 EUR
Retailer 13€380 EUR
Retailer 9€508 EUR
Retailer 2€619 EUR
Retailer 6€675 EUR
Retailer 4€812 EUR
Retailer 8€1,113 EUR
Retailer 12€1,220 EUR
Retailer 3€1,228 EUR
Retailer 7€1,522 EUR
Brilliant Earth€3,473 EUR

37 data points across 13 retailers

13 retailers€306 EUR to €3,473 EUR

A
Cheapest Retailer
-
€306 EUR
$342 USD
A
Retailer 2
-
€355 EUR
$397 USD
View
A
Retailer 3
-
€380 EUR
$424 USD
View
A
Retailer 4
-
€380 EUR
$424 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
€508 EUR
$568 USD
View
A
Retailer 6
-
€619 EUR
View
A
Retailer 7
-
€675 EUR
£594 GBP
View
A
Retailer 8
-
€812 EUR
$907 USD
View
B+
Retailer 9
-
€1,113 EUR
$1,243 USD
View
Retailer 10
-
€1,220 EUR
$1,363 USD
View
Price last confirmed 7 days ago
B
Retailer 11
-
€1,228 EUR
SGD 1,854 SGD
View
B+
Retailer 12
-
€1,522 EUR
£1,339 GBP
View
Most Expensive
C
Brilliant Earth
21659869A · Oct 31
€3,473 EUR
$3,880 USD
View
12 more retailers have this diamond
Prices start from €306 EURSave up to €3,167 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
3.00ct Round
€306 EUR