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Round|Lab Grown|IGI

3.00ct J SI1 Round Lab Grown Diamond

EX • J/SI1 • IGI LG492110394

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492110394

Diamond specifications and retailer prices

From $2,346 CAD
As of November 5, 2026
Save $15,128 CAD (87%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $17,474 CAD at MOH London · As of November 5, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG492110394 or 492110394. Listed at 11 retailers as of November 5, 2026, with prices from $2,346 to $17,474, a $15,128 spread on the same certified stone. MOH London lists it at $17,474. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492110394
Dimensions9.42 × 9.38 × 5.49 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
9.42 mm9.38 mm3.00 ctJ / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492110394
Side View
Table 61.0%Crown 33.2°GirdlePavilion 40.3°Culet: NoneDepth 58.5%

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: Nov 5
Current: $17,474 CAD|Low: $2,346 CAD|High: $17,756 CAD|Avg: $10,010 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 2$2,346 CAD
Retailer 4$7,423 CAD
Retailer 7$8,314 CAD
Retailer 5$8,611 CAD
Retailer 8$8,631 CAD
Retailer 9$9,215 CAD
Retailer 3$10,604 CAD
Retailer 10$11,093 CAD
Retailer 6$13,301 CAD
MOH London$17,474 CAD

15 data points across 10 retailers

11 retailers$2,346 CAD to $17,474 CAD

A
Cheapest Retailer
-
$2,346 CAD
B+
Retailer 2
-
$7,423 CAD
View
B+
Retailer 3
-
$7,779 CAD
View
B+
Retailer 4
-
$8,314 CAD
View
Final sale: no returns
Retailer 5
-
$8,611 CAD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
$8,611 CAD
View
B+
Retailer 7
-
$8,631 CAD
View
B
Retailer 8
-
$10,222 CAD
View
B
Retailer 9
-
$10,604 CAD
View
B
Retailer 10
-
$13,301 CAD
View
Most Expensive
B
MOH London
LG492110394 · Nov 5
$17,474 CAD
£9,852 GBP
View
10 more retailers have this diamond
Prices start from $2,346 CADSave up to $15,128 CAD

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
$2,346 CAD