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Round|Lab Grown|IGI

3.00ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG492134171

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492134171

Diamond specifications and retailer prices

From $899 CAD
$642 USD
As of October 29, 2026
Save $3,515 CAD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,414 CAD 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG492134171 or 492134171. Listed at 11 retailers as of October 29, 2026, with prices from $899 to $4,414, a $3,515 spread on the same certified stone. MOH London lists it at $4,414. 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
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492134171
Dimensions9.43 × 9.38 × 5.52 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 mm9.38 mm3.00 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492134171
Side View
Table 58.5%Crown 31.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 58.7%

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 29
Current: $4,414 CAD|Low: $698 CAD|High: $9,973 CAD|Avg: $3,573 CAD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 5$899 CAD
Retailer 11$1,005 CAD
Retailer 7$1,043 CAD
Retailer 9$1,043 CAD
Retailer 10$1,468 CAD
Retailer 8$1,703 CAD
Retailer 6$2,589 CAD
Retailer 2$2,662 CAD
MOH London$4,414 CAD
Retailer 3$4,494 CAD
Retailer 12$9,298 CAD
Retailer 4$9,973 CAD

17 data points across 12 retailers

11 retailers$899 CAD to $4,414 CAD

A
Cheapest Retailer
-
$899 CAD
$642 USD
A
Retailer 2
-
$978 CAD
$699 USD
View
A
Retailer 3
-
$1,005 CAD
$718 USD
View
Final sale: no returns
A
Retailer 4
-
$1,043 CAD
$745 USD
View
A
Retailer 5
-
$1,043 CAD
$745 USD
View
Price last confirmed 13 days ago
B+
Retailer 6
-
$1,468 CAD
$1,049 USD
View
B+
Retailer 7
-
$1,703 CAD
$1,217 USD
View
B+
Retailer 8
-
$2,589 CAD
$1,850 USD
View
B+
Retailer 9
-
$2,662 CAD
$1,902 USD
View
B+
Retailer 10
-
$2,931 CAD
$2,094 USD
View
Most Expensive
B
MOH London
LG492134171 · Oct 29
$4,414 CAD
£2,483 GBP
View
10 more retailers have this diamond
Prices start from $899 CADSave up to $3,515 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
$899 CAD