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Marquise|Lab Grown|IGI

1.82ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG841634627

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841634627

Diamond specifications and retailer prices

From $274 USD
As of November 1, 2026
Save $1,216 USD (82%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,490 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.82ct lab-grown marquise diamond

This 1.82ct 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 LG841634627 or 841634627. Listed at 3 retailers as of October 31, 2026, with prices from $274 to $1,490, a $1,216 spread on the same certified stone. Brilliant Earth lists it at $1,490. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.82
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841634627
Dimensions12.29 × 6.53 × 4.03 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
12.29 mm6.53 mm1.82 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841634627
Side View
Table 61.0%Crown 36.8°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 61.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $1,490 USD|Low: $274 USD|High: $1,570 USD|Avg: $925 USD|-5.1%
Brilliant Earth
Retailer 2
Retailer 3
November 1, 2026
Retailer 3$274 USD
Retailer 2$596 USD
Brilliant Earth$1,490 USD

28 data points across 3 retailers

3 retailers$274 USD to $1,490 USD

A
Cheapest Retailer
-
$274 USD
Final sale: no returns
A
Retailer 2
-
$596 USD
£469 GBP
View
Most Expensive
B
Brilliant Earth
21706520A · Oct 31
$1,490 USD
View
2 more retailers have this diamond
Prices start from $274 USDSave up to $1,216 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.

A
1.82ct Marquise
$274 USD