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Round|Lab Grown|IGI

1.43ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG436046485

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436046485

Diamond specifications and retailer prices

From $1,004 CAD
$719 USD
As of October 29, 2026
Save $3,594 CAD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,598 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.43ct lab-grown round diamond

This 1.43ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436046485 or 436046485. Listed at 10 retailers as of October 29, 2026, with prices from $1,004 to $4,598, a $3,594 spread on the same certified stone. MOH London lists it at $4,598. 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

1.43
Carat
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436046485
Dimensions7.27 × 7.24 × 4.40 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.27 mm7.24 mm1.43 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436046485
Side View
Table 60.5%Crown 34.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.6%

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: $4,598 CAD|Low: $964 CAD|High: $4,636 CAD|Avg: $1,959 CAD|-0.7%
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 30, 2026
Retailer 6$1,004 CAD
Retailer 9$1,092 CAD
Retailer 11$1,125 CAD
Retailer 2$1,131 CAD
Retailer 7$1,165 CAD
Retailer 3$1,195 CAD
Retailer 12$1,855 CAD
Retailer 8$1,890 CAD
Retailer 4$2,607 CAD
Retailer 5$2,869 CAD
Retailer 10$3,274 CAD
MOH London$4,598 CAD

18 data points across 12 retailers

10 retailers$1,004 CAD to $4,598 CAD

A
Cheapest Retailer
-
$1,004 CAD
$719 USD
A
Retailer 2
-
$1,092 CAD
$782 USD
View
A
Retailer 3
-
$1,125 CAD
$805 USD
View
Final sale: no returns
A
Retailer 4
-
$1,131 CAD
$810 USD
View
A
Retailer 5
-
$1,165 CAD
$834 USD
View
Retailer 6
-
$1,165 CAD
$834 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
$1,890 CAD
$1,353 USD
View
B
Retailer 8
-
$2,869 CAD
$2,054 USD
View
B
Retailer 9
-
$3,274 CAD
$2,344 USD
View
Most Expensive
B
MOH London
LG436046485 · Oct 29
$4,598 CAD
£2,592 GBP
View
9 more retailers have this diamond
Prices start from $1,004 CADSave up to $3,594 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
1.43ct Round
$1,004 CAD