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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 $414 USD
As of October 26, 2026
Save $707 USD (63%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,121 USD 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 $414 to $1,121, a $707 spread on the same certified stone. Brilliance lists it at $1,121. 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: $1,121 USD|Low: $372 USD|High: $1,534 USD|Avg: $876 USD|-5.2%
Brilliance
Retailer 2
Retailer 3
October 26, 2026
Retailer 2$414 USD
Brilliance$1,121 USD
Retailer 3$1,534 USD

9 data points across 3 retailers

2 retailers$414 USD to $1,121 USD

B+
Cheapest Retailer
-
$414 USD
Most Expensive
B+
Brilliance
D45446015 · Oct 26
$1,121 USD
View
1 more retailer has this diamond
Prices start from $414 USDSave up to $707 USD

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
$414 USD