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Cushion|Lab Grown|IGI

1.21ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG534240360

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG534240360

Diamond specifications and retailer prices

From $870 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: $870 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 cushion diamond

This 1.21ct lab-grown cushion sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG534240360 or 534240360. Listed at a single retailer as of November 2, 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
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG534240360
Dimensions7.08 × 5.79 × 3.89 mm
L/W Ratio1.22
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.08 mm5.79 mm1.21 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG534240360
Side View
Table 62.5%Crown 34.2°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 67.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $870 USD|Low: $810 USD|High: $1,210 USD|Avg: $897 USD|+7.4%
January 16, 2026
Brilliant Earth$870 USD

6 data points across 1 retailer

1 retailer

B
Brilliant Earth
6794782Y · Nov 2
$870 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 Cushion
$870 USD