Marquise|Lab Grown|IGI

1.93ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG843679439

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843679439

Diamond specifications and retailer prices

From $597 USD
£470 GBP
As of October 28, 2026
Save $983 USD (62%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,580 USD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 1.93ct lab-grown marquise diamond

This 1.93ct 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 LG843679439 or 843679439. Listed at 3 retailers as of October 26, 2026, with prices from $597 to $1,580, a $983 spread on the same certified stone. Brilliant Earth lists it at $1,580. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.93
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843679439
Dimensions12.39 × 6.62 × 4.19 mm
L/W Ratio1.87
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.39 mm6.62 mm1.93 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843679439
Side View
Table 59.0%Crown 34.7°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $1,580 USD|Low: $276 USD|High: $1,660 USD|Avg: $1,004 USD|-4.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
October 28, 2026
Retailer 4$276 USD
Retailer 3$597 USD
Retailer 2$1,275 USD
Brilliant Earth$1,580 USD

19 data points across 4 retailers

3 retailers$597 USD to $1,580 USD

A
Cheapest Retailer
-
$597 USD
£470 GBP
B
Retailer 2
-
$1,275 USD
View
Most Expensive
B
Brilliant Earth
21759963A · Oct 26
$1,580 USD
View
2 more retailers have this diamond
Prices start from $597 USDSave up to $983 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
1.93ct Marquise
$597 USD