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Round|Lab Grown|IGI

3.05ct J SI2 Round Lab Grown Diamond

ID • J/SI2 • IGI LG490191103

Shape and cutting style on the report: Round brilliant

Certificate IGI LG490191103

Diamond specifications and retailer prices

From €1,470 EUR
As of November 5, 2026
Save €8,950 EUR (86%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €10,420 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 3.05ct lab-grown round diamond

This 3.05ct 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 LG490191103 or 490191103. Listed at 10 retailers as of November 5, 2026, with prices from €1,470 to €10,420, a €8,950 spread on the same certified stone. MOH London lists it at €10,420. 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

3.05
Carat
J
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG490191103
Dimensions9.43 × 9.35 × 5.59 mm
L/W Ratio1.01
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
9.43 mm9.35 mm3.05 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG490191103
Side View
Table 58.5%Crown 33.3°Girdle: MediumPavilion 40.2°Culet: NoneDepth 59.5%

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: Nov 5
Current: €10,420 EUR|Low: €1,470 EUR|High: €11,777 EUR|Avg: €6,354 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 2€1,470 EUR
Retailer 5€4,426 EUR
Retailer 8€4,638 EUR
Retailer 10€4,957 EUR
Retailer 6€5,135 EUR
Retailer 11€5,674 EUR
Retailer 9€6,095 EUR
Retailer 4€6,438 EUR
Retailer 7€7,935 EUR
MOH London€10,420 EUR
Retailer 3€11,777 EUR

18 data points across 11 retailers

10 retailers€1,470 EUR to €10,420 EUR

A
Cheapest Retailer
-
€1,470 EUR
B+
Retailer 2
-
€4,426 EUR
View
B+
Retailer 3
-
€4,638 EUR
View
B+
Retailer 4
-
€4,957 EUR
View
Final sale: no returns
Retailer 5
-
€5,135 EUR
View
Price last confirmed 25 days ago
B+
Retailer 6
-
€5,135 EUR
View
B
Retailer 7
-
€6,095 EUR
View
B
Retailer 8
-
€6,438 EUR
View
B
Retailer 9
-
€7,935 EUR
View
Most Expensive
B
MOH London
LG490191103 · Nov 5
€10,420 EUR
£9,209 GBP
View
9 more retailers have this diamond
Prices start from €1,470 EURSave up to €8,950 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
3.05ct Round
€1,470 EUR