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Marquise|Lab Grown|IGI

1.21ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG741582409

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG741582409

Diamond specifications and retailer prices

From €802 EUR
$900 USD
As of October 30, 2026
1 retailer carries this diamond
Only listing: €802 EUR at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.21ct lab-grown marquise diamond

This 1.21ct lab-grown marquise sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG741582409 or 741582409. Listed at a single retailer as of October 30, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG741582409
Dimensions11.34 × 5.54 × 3.44 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.34 mm5.54 mm1.21 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG741582409
Side View
Table 57.0%Crown 34.7°Girdle: THN-STKPavilion 40.2°Culet: NoneDepth 62.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: €328 EUR|Low: €328 EUR|High: €713 EUR|Avg: €552 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
March 4, 2026
Retailer 1€328 EUR
Retailer 3€376 EUR
Retailer 2€608 EUR
Retailer 4€713 EUR

4 data points across 4 retailers

1 retailer

B
Brilliant Earth
17710225A · Oct 30
€802 EUR
$900 USD
View

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
1.21ct Marquise
€802 EUR