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Round|Lab Grown|IGI

3.00ct J SI2 Round Lab Grown Diamond

ID • J/SI2 • IGI LG490193309

Shape and cutting style on the report: Round brilliant

Certificate IGI LG490193309

Diamond specifications and retailer prices

From €1,459 EUR
$1,630 USD
As of October 30, 2026
Save €8,928 EUR (86%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €10,387 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 3ct lab-grown round diamond

This 3ct lab-grown round sits in the three to five carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG490193309 or 490193309. Listed at 11 retailers as of October 29, 2026, with prices from €1,459 to €10,387, a €8,928 spread on the same certified stone. MOH London lists it at €10,387. 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
J
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG490193309
Dimensions9.37 × 9.33 × 5.59 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.37 mm9.33 mm3.00 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG490193309
Side View
Table 58.5%Crown 33.3°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.8%

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 30
Current: €10,387 EUR|Low: €1,459 EUR|High: €11,640 EUR|Avg: €6,117 EUR|+0.5%
MOH London
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 30, 2026
Retailer 2€1,459 EUR
Retailer 8€4,377 EUR
Retailer 11€4,587 EUR
Retailer 12€4,902 EUR
Retailer 3€5,077 EUR
Retailer 9€5,077 EUR
Retailer 6€5,150 EUR
Retailer 4€5,614 EUR
Retailer 13€6,028 EUR
Retailer 7€6,366 EUR
Retailer 10€7,848 EUR
MOH London€10,387 EUR
Retailer 5€11,640 EUR

25 data points across 13 retailers

11 retailers€1,459 EUR to €10,387 EUR

A
Cheapest Retailer
-
€1,459 EUR
$1,630 USD
B+
Retailer 2
-
€4,377 EUR
$4,890 USD
View
B+
Retailer 3
-
€4,587 EUR
$5,125 USD
View
B+
Retailer 4
-
€4,902 EUR
$5,477 USD
View
Final sale: no returns
B+
Retailer 5
-
€5,077 EUR
$5,672 USD
View
Retailer 6
-
€5,077 EUR
$5,672 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
€5,150 EUR
£4,531 GBP
View
B
Retailer 8
-
€6,028 EUR
$6,734 USD
View
B
Retailer 9
-
€6,366 EUR
$7,112 USD
View
B
Retailer 10
-
€7,848 EUR
$8,768 USD
View
Most Expensive
B
MOH London
LG490193309 · Oct 29
€10,387 EUR
£9,137 GBP
View
10 more retailers have this diamond
Prices start from €1,459 EURSave up to €8,928 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
€1,459 EUR