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Marquise|Lab Grown|IGI

1.86ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG828605244

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG828605244

Diamond specifications and retailer prices

From $578 CAD
$414 USD
As of October 26, 2026
Save $988 CAD (63%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,566 CAD at Brilliance · As of October 26, 2026
View at Brilliance

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 LG828605244 or 828605244. Listed at 2 retailers as of October 26, 2026, with prices from $578 to $1,566, a $988 spread on the same certified stone. Brilliance lists it at $1,566. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828605244
Dimensions12.41 × 6.60 × 4.08 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.41 mm6.60 mm1.86 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828605244
Side View
Table 60.0%Crown 34.7°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.8%

Caratlytics Score

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

Last verified: Oct 26
Current: $1,566 CAD|Low: $520 CAD|High: $2,143 CAD|Avg: $1,224 CAD|-5.2%
Brilliance
Retailer 2
Retailer 3
October 26, 2026
Retailer 2$578 CAD
Brilliance$1,566 CAD
Retailer 3$2,143 CAD

9 data points across 3 retailers

2 retailers$578 CAD to $1,566 CAD

B+
Cheapest Retailer
-
$578 CAD
$414 USD
Most Expensive
B+
Brilliance
D45446015 · Oct 26
$1,566 CAD
$1,121 USD
View
1 more retailer has this diamond
Prices start from $578 CADSave up to $988 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.

B+
1.86ct Marquise
$578 CAD