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Round|Lab Grown|IGI

1.81ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG478113794

Shape and cutting style on the report: Round brilliant

Certificate IGI LG478113794

Diamond specifications and retailer prices

From $1,762 CAD
$1,259 USD
As of October 29, 2026
Save $4,815 CAD (73%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,577 CAD at MOH London · As of October 27, 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 LG478113794 or 478113794. Listed at 11 retailers as of October 27, 2026, with prices from $1,762 to $6,577, a $4,815 spread on the same certified stone. MOH London lists it at $6,577. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG478113794
Dimensions7.75 × 7.81 × 4.83 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
7.75 mm7.81 mm1.81 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG478113794
Side View
Table 60.5%Crown 34.3°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $6,577 CAD|Low: $1,408 CAD|High: $6,655 CAD|Avg: $2,975 CAD|+0.1%
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
October 30, 2026
Retailer 6$1,762 CAD
Retailer 7$1,805 CAD
Retailer 10$1,917 CAD
Retailer 12$1,973 CAD
Retailer 8$2,043 CAD
Retailer 13$2,043 CAD
Retailer 2$2,378 CAD
Retailer 4$2,847 CAD
Retailer 9$3,237 CAD
Retailer 3$3,810 CAD
Retailer 11$3,831 CAD
Retailer 5$4,571 CAD
MOH London$6,577 CAD

24 data points across 13 retailers

11 retailers$1,762 CAD to $6,577 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
-
$2,378 CAD
£1,338 GBP
View
B
Retailer 8
-
$3,237 CAD
$2,313 USD
View
B
Retailer 9
-
$3,810 CAD
$2,722 USD
View
B
Retailer 10
-
$3,831 CAD
$2,737 USD
View
Most Expensive
B
MOH London
LG478113794 · Oct 27
$6,577 CAD
£3,700 GBP
View
10 more retailers have this diamond
Prices start from $1,762 CADSave up to $4,815 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