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Round|Lab Grown|IGI

3.00ct J SI1 Round Lab Grown Diamond

ID • J/SI1 • IGI LG492110397

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492110397

Diamond specifications and retailer prices

From $2,346 CAD
As of November 5, 2026
Save $15,176 CAD (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $17,522 CAD at MOH London · As of November 1, 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 LG492110397 or 492110397. Listed at 12 retailers as of November 1, 2026, with prices from $2,346 to $17,522, a $15,176 spread on the same certified stone. MOH London lists it at $17,522. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492110397
Dimensions9.24 × 9.18 × 5.65 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
9.24 mm9.18 mm3.00 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492110397
Side View
Table 57.5%Crown 35.5°GirdlePavilion 40.2°Culet: NoneDepth 61.3%

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: $17,522 CAD|Low: $2,346 CAD|High: $17,756 CAD|Avg: $9,473 CAD
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
November 5, 2026
Retailer 6$2,346 CAD
Retailer 8$7,423 CAD
Retailer 11$7,779 CAD
Retailer 13$8,314 CAD
Retailer 3$8,611 CAD
Retailer 9$8,611 CAD
Retailer 4$8,631 CAD
Retailer 2$8,655 CAD
Retailer 5$9,215 CAD
Retailer 12$10,222 CAD
Retailer 7$10,604 CAD
Retailer 10$13,301 CAD
MOH London$17,522 CAD

38 data points across 13 retailers

12 retailers$2,346 CAD to $17,522 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
B+
Retailer 5
-
$8,611 CAD
View
Retailer 6
-
$8,611 CAD
View
Price last confirmed 25 days ago
B+
Retailer 7
-
$8,631 CAD
View
B+
Retailer 8
-
$8,655 CAD
View
B
Retailer 9
-
$10,222 CAD
View
B
Retailer 10
-
$10,604 CAD
View
B
Retailer 11
-
$13,301 CAD
View
Most Expensive
B
MOH London
LG492110397 · Nov 1
$17,522 CAD
£9,879 GBP
View
11 more retailers have this diamond
Prices start from $2,346 CADSave up to $15,176 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