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Marquise|Lab Grown|IGI

1.81ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG828690289

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG828690289

Diamond specifications and retailer prices

From $1,523 CAD
$1,090 USD
As of October 26, 2026
2 retailers carry this diamond
Most expensive: $1,523 CAD at Brilliance
View at Brilliance

About this 1.81ct lab-grown marquise diamond

This 1.81ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828690289 or 828690289. Listed at 2 retailers as of October 26, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828690289
Dimensions12.95 × 6.35 × 3.92 mm
L/W Ratio2.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.95 mm6.35 mm1.81 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828690289
Side View
Table 60.0%Crown 34.4°Girdle: THN-MEDPavilion 40.4°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 26
Current: $1,523 CAD|Low: $383 CAD|High: $2,086 CAD|Avg: $1,190 CAD|-6.4%
Brilliance
Retailer 2
Retailer 3
Retailer 4
October 28, 2026
Retailer 2$383 CAD
Retailer 3$573 CAD
Brilliance$1,523 CAD
Retailer 4$2,086 CAD

10 data points across 4 retailers

2 retailers

Retailer 1
-
$573 CAD
$410 USD
Price last confirmed 6 days ago
Most Expensive
B+
Brilliance
D45446285 · Oct 26
$1,523 CAD
$1,090 USD
View
1 more retailer has this diamond

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.

B+
1.81ct Marquise
$1,523 CAD