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Round|Lab Grown|IGI

1.81ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG634440621

Shape and cutting style on the report: Round brilliant

Certificate IGI LG634440621

Diamond specifications and retailer prices

From $503 CAD
$360 USD
As of October 29, 2026
Save $1,960 CAD (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,462 CAD at MOH London · As of October 26, 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG634440621 or 634440621. Listed at 16 retailers as of October 26, 2026, with prices from $503 to $2,462, a $1,960 spread on the same certified stone. MOH London lists it at $2,462. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634440621
Dimensions7.83 × 7.80 × 4.82 mm
L/W Ratio1.00
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
7.83 mm7.80 mm1.81 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634440621
Side View
Table 60.0%Crown 34.6°Girdle: MediumPavilion 41.4°Culet: NoneDepth 61.7%

Caratlytics Score

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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: $2,462 CAD|Low: $426 CAD|High: $2,626 CAD|Avg: $1,200 CAD|-5.1%
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
Retailer 14
Retailer 15
October 31, 2026
Retailer 15$503 CAD
Retailer 13$562 CAD
Retailer 11$583 CAD
Retailer 6$630 CAD
Retailer 7$630 CAD
Retailer 9$918 CAD
Retailer 5$922 CAD
Retailer 10$995 CAD
Retailer 12$999 CAD
Retailer 4$1,082 CAD
Retailer 3$1,461 CAD
Retailer 8$1,829 CAD
Retailer 2$2,003 CAD
Retailer 14$2,060 CAD
MOH London$2,462 CAD

31 data points across 15 retailers

16 retailers$503 CAD to $2,462 CAD

A
Cheapest Retailer
-
$503 CAD
$360 USD
A
Retailer 2
-
$562 CAD
$402 USD
View
Final sale: no returns
A
Retailer 3
-
$583 CAD
$417 USD
View
A
Retailer 4
-
$630 CAD
$451 USD
View
A
Retailer 5
-
$630 CAD
$451 USD
View
Retailer 6
-
$655 CAD
$469 USD
View
Price last confirmed 46 days ago
A
Retailer 7
-
$918 CAD
$657 USD
View
A
Retailer 8
-
$922 CAD
$660 USD
View
A
Retailer 9
-
$995 CAD
$712 USD
View
A
Retailer 10
-
$999 CAD
$715 USD
View
A
Retailer 11
-
$1,082 CAD
ZAR 12,509 ZAR
View
B+
Retailer 12
-
$1,461 CAD
A$1,609 AUD
View
B
Retailer 13
-
$1,829 CAD
$1,309 USD
View
B+
Retailer 14
-
$2,003 CAD
$1,434 USD
View
B+
Retailer 15
-
$2,060 CAD
$1,475 USD
View
Most Expensive
B
MOH London
LG634440621 · Oct 26
$2,462 CAD
£1,388 GBP
View
15 more retailers have this diamond
Prices start from $503 CADSave up to $1,960 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
$503 CAD