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Marquise|Lab Grown|IGI

1.90ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG844613281

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844613281

Diamond specifications and retailer prices

From $284 USD
As of November 1, 2026
Save $1,266 USD (82%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,550 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.9ct lab-grown marquise diamond

This 1.9ct 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 LG844613281 or 844613281. Listed at 3 retailers as of October 31, 2026, with prices from $284 to $1,550, a $1,266 spread on the same certified stone. Brilliant Earth lists it at $1,550. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.90
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844613281
Dimensions12.83 × 6.46 × 4.18 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
12.83 mm6.46 mm1.90 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844613281
Side View
Table 55.0%Crown 35.7°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 64.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $1,550 USD|Low: $284 USD|High: $1,640 USD|Avg: $895 USD|-5.5%
Brilliant Earth
Retailer 2
Retailer 3
November 1, 2026
Retailer 3$284 USD
Retailer 2$622 USD
Brilliant Earth$1,550 USD

19 data points across 3 retailers

3 retailers$284 USD to $1,550 USD

A
Cheapest Retailer
-
$284 USD
Final sale: no returns
A
Retailer 2
-
$622 USD
£490 GBP
View
Most Expensive
B
Brilliant Earth
21815418A · Oct 31
$1,550 USD
View
2 more retailers have this diamond
Prices start from $284 USDSave up to $1,266 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
1.90ct Marquise
$284 USD