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Round|Lab Grown|IGI

1.81ct J SI2 Round Lab Grown Diamond

ID • J/SI2 • IGI LG447099803

Shape and cutting style on the report: Round brilliant

Certificate IGI LG447099803

Diamond specifications and retailer prices

From $1,762 CAD
$1,259 USD
As of October 29, 2026
Save $4,840 CAD (73%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,602 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.81ct lab-grown round diamond

This 1.81ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447099803 or 447099803. Listed at 10 retailers as of October 29, 2026, with prices from $1,762 to $6,602, a $4,840 spread on the same certified stone. MOH London lists it at $6,602. 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

1.81
Carat
J
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447099803
Dimensions7.86 × 7.89 × 4.77 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.86 mm7.89 mm1.81 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447099803
Side View
Table 56.0%Crown 33°GirdlePavilion 40.4°Culet: NoneDepth 60.5%

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: Oct 29
Current: $6,602 CAD|Low: $1,762 CAD|High: $6,655 CAD|Avg: $3,266 CAD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 2$1,762 CAD
Retailer 3$1,805 CAD
Retailer 6$1,973 CAD
Retailer 4$2,043 CAD
Retailer 8$2,847 CAD
Retailer 5$3,237 CAD
Retailer 7$3,810 CAD
Retailer 9$4,571 CAD
MOH London$6,602 CAD

13 data points across 9 retailers

10 retailers$1,762 CAD to $6,602 CAD

A
Cheapest Retailer
-
$1,762 CAD
$1,259 USD
A
Retailer 2
-
$1,805 CAD
$1,290 USD
View
A
Retailer 3
-
$1,917 CAD
$1,370 USD
View
B+
Retailer 4
-
$1,973 CAD
$1,410 USD
View
Final sale: no returns
Retailer 5
-
$2,043 CAD
$1,460 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$2,043 CAD
$1,460 USD
View
B
Retailer 7
-
$3,237 CAD
$2,313 USD
View
B
Retailer 8
-
$3,810 CAD
$2,722 USD
View
B
Retailer 9
-
$3,831 CAD
$2,737 USD
View
Most Expensive
B
MOH London
LG447099803 · Oct 29
$6,602 CAD
£3,714 GBP
View
9 more retailers have this diamond
Prices start from $1,762 CADSave up to $4,840 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
1.81ct Round
$1,762 CAD