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Marquise|Lab Grown|IGI

1.86ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG842613609

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842613609

Diamond specifications and retailer prices

From $386 CAD
$276 USD
As of November 1, 2026
Save $1,738 CAD (82%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,123 CAD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.86ct lab-grown marquise diamond

This 1.86ct 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 LG842613609 or 842613609. Listed at 4 retailers as of October 31, 2026, with prices from $386 to $2,123, a $1,738 spread on the same certified stone. Brilliant Earth lists it at $2,123. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.86
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842613609
Dimensions12.62 × 6.35 × 4.05 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.62 mm6.35 mm1.86 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842613609
Side View
Table 56.0%Crown 35.3°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $2,123 CAD|Low: $386 CAD|High: $2,235 CAD|Avg: $1,361 CAD|-5.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 4$386 CAD
Retailer 2$835 CAD
Retailer 3$1,879 CAD
Brilliant Earth$2,123 CAD

25 data points across 4 retailers

4 retailers$386 CAD to $2,123 CAD

A
Cheapest Retailer
-
$386 CAD
$276 USD
Final sale: no returns
A
Retailer 2
-
$835 CAD
£471 GBP
View
Retailer 3
-
$1,879 CAD
$1,345 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
21704357A · Oct 31
$2,123 CAD
$1,520 USD
View
3 more retailers have this diamond
Prices start from $386 CADSave up to $1,738 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
1.86ct Marquise
$386 CAD