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Marquise|Lab Grown|IGI

1.21ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG794602386

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG794602386

Diamond specifications and retailer prices

From $810 USD
As of November 4, 2026
1 retailer carries this diamond
Only listing: $810 USD 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 LG794602386 or 794602386. Listed at a single retailer as of November 4, 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794602386
Dimensions11.53 × 5.81 × 3.22 mm
L/W Ratio1.98
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.53 mm5.81 mm1.21 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794602386
Side View
Table 63.0%Crown 33.9°Girdle: MediumPavilion 38.8°Culet: NoneDepth 55.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 4
Current: $810 USD|Low: $134 USD|High: $1,088 USD|Avg: $561 USD
Brilliant Earth
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Retailer 14
September 2, 2026
Retailer 10$138 USD
Retailer 8$252 USD
Retailer 7$338 USD
Retailer 9$350 USD
Retailer 12$366 USD
Retailer 2$497 USD
Retailer 11$519 USD
Retailer 6$530 USD
Retailer 14$590 USD
Retailer 4$649 USD
Retailer 3$674 USD
Retailer 13$717 USD
Brilliant Earth$810 USD
Retailer 5$1,088 USD

63 data points across 14 retailers

1 retailer

B
Brilliant Earth
19012830A · Nov 4
$810 USD
View

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B
1.21ct Marquise
$810 USD